Matematik Ting 2

Matematik Tingkatan 2 Jawapan

7 (a) k = 17.2 (b) m = 5 (c) q = 15 4 (a) (b) (c)

8 (a) (i) v = 2mE (ii) v = 3.5 O 45° 40°
(b) (i) U = m(q – p) – 2q 72° O O
(ii) U = 68.60

Praktis ke Arah P T 3 5 (a)

Bahagian A / Section A

1 C 2 A 3 B 4 D 5 C
6 D 7 B 8 A 9 C 10 D

Bahagian B / Section B 4 cm

11 (a) (i) v (ii) t (Rajah tidak dilukis mengikut skala/ The diagrams are
(b) R = 3.2 not drawn to scale)
1 2 (a) (i) ✓ (ii) ✗
(b)

(b)

Bahagian C / Section C

13 (a) (i) L= 4gh + 1 gk (ii) L = 117
2
V–6 1.5 cm
(b) x = 2(4y – 1)

(c) (i) Jumlah harga/ Total price = 3x + 8y (Rajah tidak dilukis mengikut skala/ The diagrams are
(ii) 5 utas gelang tangan/ 5 bracelets not drawn to scale)

Cabaran TIMSS/PISA 4.2 Sudut Pedalaman dan Sudut Peluaran Poligon
1
1 (a) Jumlah markah = 2m + 28 Interior Angles and Exterior Angles of Polygons
Total mark
(a) (b) (c)
(b) m = 33
2 (a) Jumlah pembayaran/ Total payment Poligon
= 0.45x + 0.85y Polygon

(b) x = 340 Bilangan 3 5 6
Number 540° 900° 1 080°

Hasil
Zon KBAT tambah

1 (a) L = 1 (a + b)h Sum
2

2L = a + b
h

a = 2L – b 2 (a) 107° (b) 117°
h
3 (a) 108° (b) 74° (c) 88°
2L – bh
= h (Ditunjukkan/ Shown) (d) 55° (e) 117°

(b) a = 17 4 w x y z

2 (a) U = 100 – r q – p (b) U = 698 (a) 80° 116° 94° 130°
100
(b) 70° 135° 50° 95°

3 (a) n = 25m – 80 (b) n = 15 (c) 70° 75° 60° 125°
18

5 (a) 90° (b) 108° (c) 135°

Bab 4 (d) 140° (e) 144°

6 (a) 120° (b) 60° (c) 51.43°

4.1 Poligon Sekata (d) 40° (e) 36°

Regular Polygon 7 (a) 5 (b) 4 (c) 6

1 (a) Bukan/ Not (b) Ya/ Yes (c) Ya/ Yes (d) 9 (e) 10

2 (a) 2 paksi simetri (b) 1 paksi simetri 8 (a) 10 (b) 9 (c) 8

2 axes of symmetry 1 axis of symmetry (d) 6

9 (a) x = 30°, y = 132°

(b) 105°

(c) x = 72°, y = 36°

Praktis ke Arah PT3

Bahagian A / Section A

3 (a) 8, 8 (b) 7, 7 (c) 5, 5 1 B 2 A 3 C 4 D 5 B
(d) 9, 9 (e) 6, 6 6 A 7 B 8 D

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Matematik Tingkatan 2 Jawapan

Bahagian B / Section B (e) (f)

9 (a) (b) 5, 5, 5 1.8 cm

O 50° O 145°
2 cm

1 0 (a) Heksagon, Segi tiga, Pentagon (Rajah tidak dilukis mengikut skala/ The diagrams are
Hexagon, Triangle, Pentagon not drawn to scale)
(b) 6 paksi simetri/ 6 axes of symmetry
5.2 Sifat Simetri Perentas
Bahagian C / Section C
Symmetrical Properties of Chords
11 (a) (i) 10 (ii) 9 (iii) 6
(b) (i) 60° (ii) 8 1 (a) POR (b) KOM
(c) (i) 40° (ii) 9
12 (a) (i) 150° 2 (a) x = 6 cm, y = 16 cm (b) x = 12 cm, y = 30 cm
(ii) Sudut peluaran/ Exterior angle: 30°
Bilangan sisi/ Number of sides: 12 3 (a) (b)
(b) (i)
OO

4 (a) 35 cm (b) 48 cm

(ii) Heptagon/ Heptagon 5 (a) 10 cm (b) 36 cm
(iii) 14
(c) (i) 72° (ii) 5 6 (a) O ialah pusat, OP = 2 cm (b) O ialah pusat, OP = 1.5 cm
O is centre, OP = 2 cm O is centre, OP = 1.5 cm

Cabaran TIMSS/PISA O OP

1 (a) Sudut peluaran/ Exterior angle = 40°
(b) n = 9
2 x = 36°, y = 36°

Zon KBAT P

1 x = 27°

Bab 5 (Rajah tidak dilukis mengikut skala/ The diagrams are

not drawn to scale)

Sifat Bulatan 7 (a) 18 cm (b) 30 cm

5.1 Properties of Circles Lilitan dan Luas Bulatan

1 (a) Diameter/ Diameter (b) Jejari/ Radius 5.3 Circumference and Area of a Circle
(c) Perentas/ Chord (d) Sektor/ Sector
(e) Lengkok/ Arc (f) Tembereng/ Segment 1 (a) 56.556 cm (b) 88 cm (c) 154 cm
(g) Lilitan/ Circumference (b)
(d) 50.272 cm (e) 98.973 cm
2 (a) O
4 cm 2 (a) Jejari/ Radius = 28 cm, Diameter = 56 cm

(d) (b) Jejari/ Radius = 20 cm, Diameter = 40 cm

A O 1.8 cm 3 (a) 616 cm2 (b) 962.5 cm2 (c) 1 256.8 cm2
C
(d) 1 886.5 cm2 (e) 706.95 cm2
2.5 cm
O 1.5 cm B 4 Jejari Diameter Lilitan
Radius Circumference

25 cm 50 cm 157.1 cm

17 cm 34 cm 106.828 cm

14.7 cm 29.4 cm 92.4 cm

5 (a) 25.67 cm (b) 41.89 cm (c) 78.31 cm

(c) (d) 122.19 cm (e) 170.19 cm
P
O 6 (a) 22 cm (b) 14 cm (c) 35 cm

7 (a) 754.6 cm2 (b) 1 779.1 cm2

8 (a) 150° (b) 230°

9 (a) 107 cm (b) 42 cm2 (c) 53.8853 cm2

2.5 cm (d) 50.423 cm (e) 213.5 cm2 (f) 100 cm

Praktis ke Arah P T 3 4 B 5 A

Bahagian A / Section A

1 C 2 D 3 A
6 D
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