MATHEMATICS FORM 1

Form 1 NAME: Chapter 1: Rational
Number
TEACHER’S NAME:
CLASS:

1.1 INTEGER

Notes:
 Positive numbers are written with or without sign‘ + ’
 Negative numbers must be written with a sign ‘ - ’
 An integer is a whole number that has positive, negative and even zero signs

A Choose a positive or negative number based on the situation below

a) b) c)

+ 30 0 C + 20 m + 70 0 C
- 30 0 C - 20 m - 70 0 C

A Tick / on the appropriate number for the following situation and X if not.

a Salim climbed 10 stairs.

+10 -10
-5
b Ah Chong went down 5 levels from level 15. -7

+5

c Nazri move 7 steps to the left.

+7

d The water temperature increases by 17 0 C . +17 0 C - 17 0 C

C State whether the following numbers are integers or not.
(Write in words in the answer space)

Integer Not an Integer

a0 d 36.9

________________________ ________________________
b -2000
e 2
________________________
c 98 3

_______________________ _________________________

f 5

8

_________________________

D Select an integer from the following list c)
a) b)

55 0.1 2 -5 21
0.003 5 6
7 3
14
2.6 -0.02 250 -11

-117 -1.9 2

E Determine the position of the following integers on a given number line

0 , -3 , 3 -6 , -15
a

b 14 , -21 , -7 , -35 , -14
c 5 , -10 , 15 , 25 , 0

F State the values of p, q and r in the following number line.
a

p= q= r=

b

p= q= r=

c

p= q= r=

G Compare and arrange the following numbers in the order indicated.

(Write meetings using commas and without spaces)

a
-4 ,-8,5,9,-21 (Ascending order)

___________________________________

b
0,5,-7,21,-24 (Descending order)

__________________________________

c
99,-990,9009,-9909,-90000 (Descending order)

___________________________________

1.2 BASIC ARITHMETIC OPERATIONS INVOLVING INTEGERS
Nota:
 Direction of the arrow on the number line based on the operation

Addition of positive integers ( + ) Positive integer subtraction ( - )

H Fill in the blanks below. b)
a) d)

c)

I Tick / on the correct answer and X if not.

(11)  (5)  55
(84)  (6)  14
(117) 13  9
128  (8)  16

J Solve.
a) An airplane is 34 m above sea level while a turtle is 18 m below sea level just below the

airplane. After a few minutes, the plane flew upwards by 7 m and there was a shark
swimming 5 m above the turtle. Find the distance, in m, between the plane and the shark

m

b) There are 25 pieces of sweets in one package. If Simon buys 8 packets of sweets to be
distributed equally to 40 children, how many pieces of sweets will each child receive?

sweets

c) The initial temperature of a solution in one experiment is 8 C. Its temperature drops by 20
C after cooling. Then, the temperature increased by 5 C after heating. Determine the final
temperature of the solution.

0C

1.3 POSITIVE NUMBER FRACTIONS AND NEGATIVE NUMBER FRACTIONS

Notes: Numerator

a

b Denominator

K Complete the following number line with the given fraction.
Drag the appropriate answer.
a

15 4 4 11
11 11 11 11

b

1 -2 1 1
33 6 6

c

3 3 -3 11
4 8 4 8

L Calculate the following value. (Match answers)  21 3
7
  3  2   4
 7 3 5  33
3    4     2  13 40
5  5  3 5
5    14  9  7
7  15 10  15
2 3   2  7  4
21
4  5 10 

1.4 POSITIVE DECIMALS AND NEGATIVE DECIMALS
M Mark / on the correct values of P, Q and R and mark X if not.

a

P QR
1.05 1.15 1.35 1.4 2.25 2.45

b

P QR
-0.15 -0.14 0.7 0.8 0.98 1.05

c

P QR
2.3 -0.5 -0.25 3.0 0.75 3.2

N Calculate the following value.
a Give the answer in 1 t.p.

7.3  (4.9) 1.8 

b Give the answer in 2 t.p.

12.8  (0.52)  14.6  (10.6) 

c Give the answer in 3 t.p.

 0.6  (7.15  0.7  0.07) 

d There are two types of glass bottles in box A, large bottles and small bottles. Inside
the box are 8 large bottles and 5 small bottles. The masses of one large bottle and
one small bottle are 2.15 kg and 0.84 kg respectively. if the mass of the empty box
is 0.15 kg. what is the total mass of box A?
Give the answer in 2 t.p.

g

1.5 RATIONAL NUMBERS

Notes:
 A ratio number is a number that can be written in fractional form, p
q
where p and q are integers, q  0

O Mark / on the rational numbers and mark X if not.

a9 d 2
1
0

b3 e5
8 100

c  2.4 f
4.8
0.009

P Solve

a Find the value of

2 2  7    5  
3  8  16

b Find the value of

11  5    3  
12 12  8

c Othman is a diver. He started diving 4 m below sea level.
After diving another 2 m deep, he rises again 3m. Find the final position of
Othman, in m.

_______ m below sea level

d In a 4 x 100 m relay event, the first runner took 13.6 s to complete the run. The
second runner was 0.3 s slower than the first runner but the third runner was 0.4
s faster than the first runner. If the last runner takes 10.9 s. What is their total
running time?

s
(1 d.p)

e Ali spends from her monthly salary on a home loan. He spent RM 34 560 on a
home loan in one year. If he receives the same amount of monthly salary for the
year, calculate his monthly salary.

RM

Form 1 Chapter 2: Factors and Multiples

TEACHER’S NAME: NAME: CLASS:

2.1 FACTORS, PRIME FACTORS AND HIGHEST COMMON FACTOR (HCF)

Notes: Factor in a whole number that can divide that number exactly

A Solve.
a) 3 is a factor of 15. (Choose 1 answer)

TRUE FALSE

b) 9 is a factor of 120. (Choose 1 answer)

TRUE FALSE

c) ) (Choose the appropriate answer) Factor
Number

45 1 2 3 4 5 6 7 8 9 10
128 1 2 3 4 5 6 7 8 9 10

d Complete the circle map below for the factor of 48.

(Follow the sequence of numbers in a circle.)

48

18

48

Notes: A prime factor is a factor that is also a prime number.

B Solve
a Identify the prime factors

12 2 3 5 7 11 13

b Identify the prime factors 1

26 2 3 5 7 11 13

c Identify the prime factors 1

30 2 3 5 7 11 13

1
d Tick / on the correct statement and X for the incorrect statement.

Number Common factors / or X

i 12 and 20 1 , 2 ,4
ii 6 , 24 and 30 1 ,2 ,3 ,6
iii 12 , 18 and 32
1 ,2 ,3

C Find the highest common factor (FSTB) for each of the following

b) 56 and 84 a) 12 and 30

FSTB = ___ X ___ X ___ FSTB = _____ X _____
= _______ = _______

d) 30 , 90 and 315 c) 30 , 90 and 315

FSTB = ____ X ____ FSTB = ___ X ___ X ___
= _______ = _______

D Solve. (Choose 1 answer)
a) The Mathematics Club in a school has a membership of 90 male students and 108 female

students. During one training session, Ms. Wan wanted to divide all the team members
into several equal groups according to their respective genders.

i) What is the maximum number of members that can be arranged for each group?

16 18 20 22

ii) State the number of groups that can be arranged.

6 8 10 12

b) Mansor wants to make some bags of snacks for her friends. He has 16 cans of drinks and
24 packs of crackers to be packed with the same number of cans of drinks and crackers in
each bag.
State the number of Mansor's friends who will get one bag of snacks each.

2468

2.2 MULTIPLES, COMMON MULTIPLES AND LOWEST COMMON MULTIPLES

Notes:
 The multiple of a number is the product of the number multiplied by a number not 0

E Solve
a Write all multiples of 2 between 1 and 10.

b Write all multiples of 12 between 70 and 121.

c Write all multiples of 9 that are less than 50.

d Write all multiples of 8 between 50 and 100.

E Find the smallest common multiple (GSTK) by listing the common multiples of the numbers
below..

. (Write answers using commas and without spaces up to the first number of GSTK only)
Examples: 1,2,3

a 3 , 4 and 8.

Multiples of 3 _____________________________________
Multiples of 4 _____________________________________
Multiples of 8 _____________________________________

GSTK for numbers 3, 4 and 8 is = _____________________

b 5 , 10 and 15

Multiples of 5 _____________________________________
_____________________________________
Multiples of _____________________________________
10

Multiples of
15

GSTK for numbers 5, 10 and 15 is = _____________________

c 5 , 8 and 10.

Multiples of 5 _____________________________________

Multiples of 8 _____________________________________
_____________________________________
Multiples of
10

GSTK for numbers 5, 8 and 10 is = _____________________

F Find the least common multiple (GSTK) by the repeated division method.

a) 56 and 84 b) 15, 30 and 34

GSTK is _________ GSTK is _________

G Determine whether 4 is a factor of the following number. Choose the correct answer.

a) i) 96 YES TRUE

ii) YES TRUE
K
314

b) Match the following pair of numbers with the correct highest common factor.

12 and 74 2

48 and 56 4
8

c) Choose a factor of 39. 3 21 13 39

2 15

d) Mark / on the number which is a multiple of 4 and X if not.

46

56
88

e) Fill in the blanks with the correct answer.
GSTK = 4 X 4 X 5 X 2 =

Form 1 Chapter 3 : Squares, Square Roots,
Cubes and Cube Roots

TEACHER’S NAME: NAME: CLASS:

3.1 SQUARES AND SQUARE ROOTS

Notes
• The square of a number is the product of the number multiplied by itself.
Example 2 2 is 2 x 2.
• The square of any number is always positive
• A perfect square is a non -zero whole number produced by multiplying a number
by itself.

• The square root of a 2 = 2 a  a = a

A Determine whether each of the following is a perfect square or not.

Choose your answer.

i) 121 ii) 196

YA BUKAN YA BUKAN

iii) 90 BUKAN iv) 225 BUKAN

YA YA

B Fill in the blanks. b)
a)

c) d) 2.63

e) f) 0.16

C Match the answers below. 25
(0.6) 2 4
2.52
23.42 10
 3 2
4 0.36
  9 2
 23  547.56
0.16
0.4
18
32 9
6 10 16
11
100 3
0.025 4

81
529

D Solve. The diagram on the side shows a chessboard. Calculate the area, in cm 2
i) of the chessboard.

= cm 2

ii) The area of a rectangular piece of paper is 702.25 cm 2 . How many equal
squares of length 5 cm can be cut out of the paper?

= segi empat sama

3.2 CUBES AND CUBE ROOTS

Notes
 The square of a number is a number is that the number is multiplied by itself twice.
 Example 2 3 is 2 x 2 x 2

 • The square root of a 3 = 3 a  a  a = a

E Fill in the blanks b)
a)

c) d)

F Match the correct values of the cube and the cube root below.

(3)3 8
125
(0.4)3
4.64

 2 3 9.38
5 -27
 2 3 3
 4 20 51
64
32 3

10 0.064
32 -0.68
32768
27

3 0.05
3 100

35 4
16 3

3 824 0.37

G Solve.

a Find the value without using a calculator.
i) 3  48
ii)

=

iii) 2.25

=

iv) 41  1
22

=
b3

Find the value of 3 343 16 2

=

c A goat pen belonging to Pak Ismail is rectangular in shape with an area of
289 m 2 . Pak Ismail wants to fence the whole cage. Calculate the length, in
m, of the fence required by Pak Ismail.

=m
m
d i) Find the value of 7  28 .

=

ii) Given m  373  27 . Find the value of 3 m

=

e The diagram below shows two cubes of different sizes.

Given that the perimeter of the shaded area of cube P is 12 cm. Calculate
the number of cubes P needed to fill cube Q.

=

f The volume of a cube is 343 cm 3 . Calculate the total surface area, in cm 2 ,
of the cube.

=

g A cube -shaped container is filled with orange juice until full. The side
length of the container is 9 cm. Calculate the volume, in cm 3 , of the orange
juice.

= cm 3

h The diagram below shows a cube and a cuboid.

Given that the volume of a cuboid is equal to the volume of a cube.
Calculate

i) are, in cm 2 , of the shaded region.

= cm 2

ii) perimeter, in cm of the shaded region.

= cm

Form 1 Chapter 4 : Ratio, Rates
and Proportions
TEACHER’S NAME:
NAME: CLASS:

4.1 RATIOS

NOTES
• A ratio is a comparison between quantities that have the same unit.

A DRAG THE APPROPRIATE ANSWER AND PLACE IT IN THE ANSWER SPACE.
Find the ratio for the situation below.

5 : 9 :10 2 : 3 :1 3: 8 :17

5 : 7 :12 1: 3 :15

a) 500 g to 900 g to 1000 g. ___________________

b) 3 apples to 8 apples to 17 apples. ___________________

c) 1 hours to 1 hours to 1 hours. ___________________

326

d) 5 Science books to 7 Mathematics books to 12 Geography books.

__________________

e) 1 piece of type A shirt to 3 pieces of type B shirt to 15 pieces of type C shirt.

___________________

B Determine whether the following ratios are proportional. Choose the correct answer.

a 20 : 28 and 45 : 63

YES NO

b 2.6 kg : 3.9 kg and 11.1 kg : 7.4 kg YES NO
c 12 : 16 and 51 : 68
A
YES NO

A

C Mark / at the equivalent ratio and X if not.
a 15 : 30 dan 30 : 54

b 45 : 35 dan 18 : 14

c 9 : 15 dan 18 : 28

D Match the following ratios in their lowest form. 17 : 43
12 : 50
55 cm : 1 m 11 : 20
85 sen : RM 2.15 12 : 25

240 ml : 0.5 l

E Express the following in its simplest form. (Write without distance. Example 2: 3)

15:25 7:1.4:3.5 1:1:1
428

F Fill in the blanks with the appropriate numbers using the concept of equivalent ratios

a) b)

2 : 3 : 5 = : 6 : 10 3: 6 : = : 18 : 30

c) d)

: 4 : 18 = 5 : : 9 7: : 11 = 14 : 18 :

G Match the correct equivalent ratio pairs. 18:21
10:18
3:8 9:24
6:7 15:33
5:9 15:35

3:7
5:11

4.2 RATES

NOTES

• Rate is a comparison between two or three quantities that have different units.

• Conversion of units.
1cm = 10 mm , 1m = 100 cm , 1 km = 1000 m , 1kg = 1000 g

H Convert the units specified below. (Match answers) 0.1 g/ cm3
45 km/j 4.5 sen/s
kepada m/s 6.33 sen/s
125 m/s
60 km/j
kepada m/s

50 ml/s
kepada l/j

70 ml/s
kepada l/j

100 kg/ m3 16.67 m/s
kepada g/ cm3

RM 2.70 /min 252 l /j
kepada sen/s

RM 3.80 /min 180 l/j
kepada sen/s

4.3 PROPORTIONS

NOTES
• Proportion is a relationship when two ratios or two rates are equal.

I Solve. (Choose 1 answer)
a) In a class, the ratio of the number of female students to the number of male students is 5:

3. If there are 30 female students, what is the number of male students in the class?

14 16 18 20

b) A sum of money is divided between Ali, Abu and Muthu according to the ratio 5: 7: 8.
What is the percentage of money received by Abu?

25 % 30 % 35 % 40 %

c) 1.5 kg of flour is used to make 5 cakes. Calculate the number of cakes that can be made
with 900 g of flour.

2 34 5

4.4 RATIOS, RATES AND PROPORTIONS

J Solve

a) The ratio of the mass of a watermelon to the mass of a papaya to the mass of a
pumpkin is 6: 3: 4. If the mass of a pumpkin is 2.4 kg, calculate the total mass of a
watermelon and a papaya.

_________________ kg (1 decimal place)

b) Every day, Mr. Helmi spends 2.3 hours in his garden and 3.75 hours meeting his
friends. Calculate the number of hours Mr. Helmi spent in the garden and meeting
his friends for 12 days.

___________________ hours (1 decimal place)

4.5 RELATIONSHIP BETWEEN RATIOS, RATES AND PROPORTIONS, WITH PERCENATGES,
FRACTIONS AND DECIMALS

K Solve

a) The ratio of the length of rope A to rope B is 4x: 5x+1. The total length of the two ropes is
91 cm.

i) Find the value of x.

6 8 10 12

ii) Find the percentage of the length of rope B to rope A.

83 % 95 % 101 % 127.5 %

b) i) Given 3 : 5 = 21 : y.
Find the value of y

30 35 40 45

ii) Given r : s = 7 : 13 and s – r = 72.
Find the value of r+s.

110 189 156 240

c) The age ratio of Sazlin and his sister is 3: 5. If their total age is 48 years, find the age of
Sazlin's sister.

15 27 30 44

Form 1 Chapter 5 : Algebraic Expressions

TEACHER’S NAME: NAME: CLASS:

5.1 VARIABLES AND ALGEBRAIC EXPRESSIONS

Notes
• A variable is a quantity whose value is unknown.
• A variable is fixed if the quantity does not change at any time
• A variable is variable if the quantity changes over time.
• An algebraic expression is a combination of two or more algebraic expressions with
operations of addition, subtraction, multiplication and division.

A State the letter of the alphabet that represents the variable. LETTERS:
__ dan __
i)
LETTER:
Football stadium is filled with p people spectators and q ______
people players.
LETTER:
ii) There is a d branded pencil stick in a ______

container LETTER:
______
iii)

The car park has n cars

iv)

There are k children playing in the P playground.

B Write one algebraic expression for each given situation.
(Write answers without spacing)

i)

Add 5 to 3 f .

______

ii) The difference between 50 and x. ______
______
iii) A box has p blue pen sticks, q red pen sticks and r black pen ______

sticks. Count the number of pens in the box.

iv)

There were y students who were absent this Monday out of
a total of 38 students. How many students are present?

C Find the value of the following expression.

i) Given 3x  y . Find the value when given x = 4 and y = 6?

= 3( _____ ) - _____
= ________

ii)

Given d 2e3 11d . Find the value when given d = 4 and e =-1.
= _____________

iii)

Given 7v  5  vw. Find the value when given v = -4 and w = -1.

3w

= ______________

D Write an algebraic expression for each of the following and solve.

a) A basket contains 30 apples. Nabihah gave d apple to her sister.

i) Write an expression for the remaining number of apples
owned by Nabihah.

II) If d = 8, how many apples does Nabihah have?

b)

In class 1 Bestari, the total number of students is 30 people.
There were x male students wearing glasses while y of female
students wore glasses.

Write an expression for the number of students who
do not wear glasses.

i) If the value of x is 6 and y is 13, how many students
do not wear glasses?

E Choose like terms. 24r, 6s 3t, 9t 0.5g,7f
-8k, 7k 2j,4j 12 z, 30 x 10r,17r
-5m, 5n

F Tick / on algebraic expressions in one variable and X if not

-86 f
15 hj
43 r

0.3 g 2h

G Identify the coefficients for algebraic expressions of 15mn2 p .

15n2 p

n2

5.2 ALGEBRAIC EXPRESSIONS INVOLVING BASIC ARITHMETIC OPERATIONS
H Simplify each of the following . (Write closely without spacing in the order given)

i) 3a  2b  5a

=

ii) ab  bc  3ab =

iii) 0.5 pq  3qr  0.7 pq =

iv)  2xy  4yz  2xy  3yz =

v) 3p  4q  5  6q 1 =

I Tick / if the repeated multiplication of the following algebraic expressions is true and X
otherwise.

i) k  k  k  k 2

ii) 4x  y 4x  y  4x  y2

iii)  a  a  a  a  a4

iv) p  2q p  2q p  2q  p  2q3

v) 2 h  2 h  2   2 h3
5 5 5 5 

vi)   2     2     2    2 3
 3  3  3 3

J Fill in the blanks below with the correct algebraic pronunciation.

i) ii) = 10x2 y
 5b
 7  21mn2 5 x2 
3
iii)
Iv)
7 p2q  8pq
15ab 

K SOLVE.
a The diagram below shows a pencil and a knife.

(Write answers without spacing)

Find the total length, in cm, of the pencil and the knife.
cm

= ___________________
b A ruler costs RM p and a pair of scissors costs RM 4. Iman bought 3 rulers and 2

scissors. How much money does he have to pay?
(Write answers without spacing)

RM
= ___________________
c The diagram shows a triangle. (Write answers without spacing)

Find the perimeter, in cm of the triangle above.
cm

= ___________________
d Ah Chong has RM y. His father gave him RM (2y+3). He has spent RM 8 in the

canteen. How much money does he have now?

(Write answers without spacing)

RM
= ___________________
e The mass of a packet of salt and a packet of sugar is 3x kg and 4x kg respectively.
The mass of a packet of rice is less than the total mass of salt and sugar. What is
the mass, in kg of the rice? (Write answers without spacing)

kg
= ___________________

Form 1 Chapter 6 : Linear Equations

TEACHER’S NAME: NAME: CLASS:

6.1 LINEAR EQUATIONS IN ONE VARIABLE

NOTES
 A linear equation is an equation that involves a combination of one or more algebraic
expressions with the power of the variable being one.

 Example: (Linear Equation in One Variable, Example: 2x +3 = 5)
 (Linear Equations in Two Variables, Example: x +y = 7

A Write for the linear equation below either in one variable or two variables.
(Hint: Write No. 1 or 2 in a circle)

p 1 5p 6m  n  3
4

ab  5 z  10

8 f  3  15 8  n  12
3

2f 82 3(r  5)  7
9 3(4  g)  g
h  2k  8

B Select all linear equations in one variable.

5p + 7p =1 3r 2  r  8
3 n 1 m
7 12  k  k
3

C Determine whether the following equations are linear equations in one variable or not.

a c + 23 =2

YES NO

b q-8 =31q YES NO

c x2 y  x  25 A
YES NO

A

D Derive one linear equation for each of the following statements or situations.
a) What is the perimeter of the diagram below. (Hint: Write in alphabetical order)

Perimeter, P = ____________________

b) Solve the equation for the linear equation below.

6.2 LINEAR EQUATIONS IN TWO VARIABLES

NOTES
 A linear equation in two variables is a linear equation that has two variables and the
power of each variable is one.
Example : m = 5 + n

E Mark / on the diagram that represents the linear equation in two variables graphically and
mark X if it is not.

E Mark / for linear equations in two variables mark X if not.
a 20 - h = 4h

b 3r +23 =11 s

c 16f + f = 19

F Match the linear equations in the two variables based on the situation below.

The number of male and female students in class 0.8 x + y = 10
5 Murni is 35 people

The price of a chicken satay is 80 sen while 5 x + 7y = 58
meat satay is RM 1. Husna pays RM 10 for all

the satay she buys.

Puan Rohaya spent RM 58 to buy 5 kg of milk x + y = 35
melon and 7 kg of starfruit.

G Solve with a graph representation.
a) The price for 2 mango and 3 guava is RM 8. The price for 3 mango seeds and one guava is

RM 5.

i) Construct a simultaneous linear equation in two variables based on the above
situation.

If x is the price of a mango, and y is the price of a guava.

_____ x + _____ y = 8 dan _____ x + _____ y = 5

ii) Represent the following simultaneous linear equations graphically.

x -2 4
y

x0 2
y

So, the solution to the above simultaneous equation is ______________ .
(Write answers in coordinates. Example: (1,0))

H Solve
3 p + q = 11 ………………..Equation 1
4p -3 q = -7 …………………Equation 2
From ……..(1)
q = 11 -3p substitute in …………..(2)
4p - 3( ____________ ) = -7
p = _________________

To find the value of q , substitute in (2)
q = 11 – 3( ______ )
q = ____________

I Solve. (Drag the appropriate answer choice)

x=2,y=9

x=3,y=2 x=9,y=6 a) x + y = 15.

3x – 2y = 15

b) y – 2x = 5
5y + 2x = 49

c) 4x + y = 14
2x + 3y = 12

J Solve. (Choose the correct answer)

a Solve the equation 13r  3  7r .
4

14 3 2
65 35 80 75

b Solve the equation 19w  33  2 (18  6w) . 3
3
13
65 4 7
6
c Solve the equation x  17  2x  8 . 12
2

10 11

d Given 2p + 3q = 8. 3 5
Find the value of p if q = 2.

1

e Given 3p -q = 11. 2 4
Find the value of q if p = 5.

1

Form 1 Chapter 7 : Linear Inequalities

TEACHER’S NAME: NAME: CLASS:

7.1 INEQUALITIES

Notes
 Inequality is the relationship between two different quantitative values.

Simbol Represent

> Greater than
< Smaller than
 Greater than or equal
 Smaller than or equal

 Symbol represents in equality  or  .
 Symbol o represents in equality n > or < .

A Fill in the following blanks with > or <.

i) 8 12 ii) -20 20
0.098
iii) -11 - 13 iv) 0.089
 0.9
vi) 3 1 vi)  5
8 7 6

B Choose the correct answer
a

x  8 x  8 x  8 x  8

b

x  42 x  42 x  42 x  42

c
x  52 x  52 x  52 x  52

d
x  3.5 x  3.5 x  3.5 x  3.5

e
x  225 x  225 x  225 x  225

C Fill in the blanks with> or <so that the following statements are true.

a 75

22

7 8 5 8
2 2

b 35

44

3   2 5   2

4 4

c

2.4  3 3   4

2.4   4

d 15  2.5

15   4 2.5   4

e 0.1  0.01

0.1  1 0.1  1

D Fill in the blanks with> or <so that the following statements are true.

i) 2  5 5  1 ii) 7  5 5  1

2  1 7  1

iii) 3.9  4.1 4.1 1 iv)  1   5

3.9  1 9 10

 1  1  5  1

9 10

E Tick / for the correct statement or X for the opposite.

i) 4  5 ii) 7  3

11 11
45 73

iii) 2.6  2.06 iv)  1   1

1 1 54
2.6 2.06

7.2 LINEAR INEQUALITIES IN ONE VARIABLE

Notes
 A linear inequality in one variable is the relationship of one variable that is not
equal to its value.

F Form of a linear inequality based on the following situation.
PChoose the correct answer
a Azlan's minimum salary in a week is RM850.

x  850 x  850 x  850 x  850

b The price of a novel is RM18. The price for 7 pens is bigger than that.

7x  18 7x  18 7x  18 7x  18

c The number of passengers on a ferry cannot exceed 40 people.

x  40 x  40 x  40 x  40

d Suzana's Maths score is over 60 marks

x  60 x  60 x  60 x  60

e The amount of money given by Salim's parents does not exceed RM 100 to buy
books.

x  100 x  100 x  100 x  100

G Solve each of the following inequalities. x  13 p  12
Drag the answer and place it in the answer space. x  3 y8
p  1 x  7 x  2

x  36 x  3

i) x  4  9 ii) x  5  2 iii) p  1  2

33

iv) x  9 v)  x  1 vi) 8y  64

4 42

vii) 10  6x  25  x viii) 2 p  9  p  3 ix) 6  5x  21

H Solve each of the following inequalities.

a A container has 21 pieces of biscuits. The container can hold less than 144 pieces
of biscuits. Then, the mother and sister each bought 2x and x pieces of biscuits to
put in the container. Calculate the maximum number of biscuits bought by the
mother.

b Lee Hong wants to buy several pairs of slippers, each of which costs RM15.30. he
wants to pay with RM100 and estimates to get a balance of more than RM56.
Calculate the maximum number of slippers he can buy.

I Solve the following simultaneous linear inequalities
Drag the answer and place it in the answer space.

p  4 9 x21 k 8 2 y6
2

i) k  4 dan 2k  3  5 ii) 34  y  2y 1 dan 2y  5  7
2

ii) 5  3p  2 dan  p  1 iv) 37  2x  6 dan 4  2 x  10
24
3

J Exercises.
a) Fill in the blanks below with the symbol > or <.

Answers:

-8 -1

b) In the answer space, choose X, Y or Z that represents the number line

Answer :
i)
ii)

iii)

c) Fill in the blanks in the answer space using the integers in the following diagram.

Answer:

i) >

ii) <

iii) >

d) Choose the correct inequality.
Answer:

a -21 < -9
-21 > -9 14 > 11
-5 < 5
b 23 < 32
14 > 11

c
-5 > 5

d
23 > 32

Form 1 Chapter 8 : Lines and Angles

TEACHER’S NAME: NAME: CLASS:

8.1 LINES AND ANGLES

NOTES
• Two or more lines are congruent when all the lines have the same length
• Two or more angles are congruent when all the angles have the same size

A Determine whether the figure below is congruent or not (Choose an answer)

Congruent Not a Congruent

Congruent Not a Congruent

Congruent Not a Congruent

Congruent Not a Congruent

B Match the angles below with the diagram and the correct angle size.

Reflex Angle y  3600

Angle of one whole y  1800
return

Angle on a staright line 1800  y  3600
C Match the angle pair with the correct angle type.

b and e Corresponding angles
c and d Alternate Angles
a and f Interior Angles

D Mark /on the correct statement and X for the incorrect statement in the diagram below.

z 0 is the reflex angle
y0  z0 is equal to x0
x0  y0  z0 is an angle of one whole return
x0 and z 0 are supplementary angles

E Solve
a In the diagram, PQ. RS and TU are straight lines.

400 900

500 1300

Based on the answer choices given above, write the value of the angle.
(Write numbers only. Example 50)
 x = ________________________
 y = ________________________
 z = ________________________