คู่มือเตรียมสอบโอเน็ต O-NET ม.3 วิชาคณิตศาสตร์

'Hih 4

09.00- 10.30 tl.

22 222 2

12 13 14 ' 15 16 17

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09.00- 10.30 1-!.

A 5 CU'J.J. E D

6 CU'J.J. / /
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B F 5 CU'J.J. c

1.
2.

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!1tll 09.00- 10.30 l!.

7.

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3. 6 gn 2. 5 gn
4. 7 gn

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19.1ＡｬＱｴｦｕＧ＠ｾｵ ＢＭｾ＠
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rf"'>
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2. 750 tlt1'Ulftt1l!1
rf"'>
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3 760 gn'Ulftt1l!1 4. 770 tlt1'Ulfttr1!"l"!1
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09.00- 10.30 'U.

9.

-4.--__. 5 ｾｃｦＩ＠Ｎ

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1. 144 g ＡｦｃｬｕｴｾＱｈ＠Ｇ r! ""
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.. r! ""
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2. 72 ｾ＠ fl'Ulft ｕｾＧｃＩＡｬｴｪ＠ｦ

r!

3. 60 gfl'Ulft ＠ＧｾＡｕｦＩｃｬｴｪ

r!

4. 48 gn'Ulft ｾＱ＠ＡＭｬＧｦｴ｣ｭ

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,...., BEC !'tllfl1J 3x 3-:.tffl ＧｬＱｾｕＳＭＺＮｴ＠｜ｗ ｾ＠
BAD
!'tllfl1J 60 fl-:.iffl ｬＭＧＡ［ＺＮＳＱ｜ｾｗｉｩ＠ｙｴ

1. 105 3-:.tffl

2. 110 3-:.lffl

3. 115 3-:.lffl

4. 120 3-:.lffl

•

＠ｮｾ 09.00-10.30 u.

Q1 Q1 ｾ＠ 91

.c:.. ｾ＠ t::\ ｾ＠ 9.1
ｾｬ＠ｕｴ AB = 6 1-!1 AC = 10 1-!1 DE= 3 1-!1 EF = 4 U1Utl1

A

D

3

c E4 F

ｩＧｬｾ＠Ｌ

...

n. BC = 8 1""-'!1

...
Ｎ＠ｾ DF = 6 1""-'!1

U'1 ..."ｾ･＠ｬ 9.1 ＠ｾ vHY';iｬＧＱ･ｴ＠ｾｖ 9.19.1

9.1 9.1

1. ｦＩ＠ｾ t) t..i.t) ＠ｦｾＩ ＠ｾ t..i.t)

9.1

t) tit) ＠Ｉｾｦ
... ""'2. 9.1 ｾ＠ HVI
ｾｦＩ＠

9.1 H""'VI 9.1
...3.ｦＩｾ＠ t1 ＠Ｉｦｾ ｾ＠ tit)

4. 9.1 t1 H""'VI 9.1 ＠ｾ H""'VI
ｦＩｾ＠
＠ｬ･ｾ

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... ... lJlJ BAC = 36 ･ｬｾｦ＠
l.:JtVｾ＠ IlU AC = 10.2 1""!1 DB = 4.2 1""!1 ｴｾ＠ｭＧ Q

A

ｾｬＧ＠Ｑ･ｕｉｩｖ X ｴＧｭｾ＠ E

1. X = 36 ij.:Jfll ｾ＠

2. X = 54 ij.:Jfll fl1llJ£Jl1'Uel.:JVIl'U BC
3. X = 36 ij.:Jfll ...
4. X = 54 ij.:Jfll
BC = 4.2 '"l-"!1
...

BC = 6 1""!1
...

BC = 5.2 1""!1
...

BC = 6.2 1""!1

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IIi
IIi'"' l!ill\1='

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15. ＱｊＧｬＮｕｮｲｷｾ･ｩ＠Ａｦ

Ut111 1

Ut112 357

Utl13 9 11 13 15 17

Ut114 19 21 23 25 27 29 31

... ... ... ... ... ... ... ... ... ...

... ... ... ... ... ... ... ... ... ... ... ...

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1. 73
2. 71
3. 63
4. 61

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Q.l .t.:i 27 f)lJfll'YiQ'U.l 1J6 2559 09• 00 - 10• 30 'U
'J'U!ffl'J"'YI q ｮｵｭ｡ｯｾｦｩｬｴ＠ｳ ＩｕＨｏｾａｮｬ＠ｈｓ ｮ＠ｾ •

. . Natlonallnstltute of Eli.leatlOnal resting Service (PWUc Organit.atlon)

1. (-2,-7)
2. (-3 '-10)
3. (- 4' -13)
4. (-5' -14)

iJ17. m!ll (a, b) ! ＧｊｭｬＢｕｾｴｩ･ｲｦｗ＠ 0

6x+4y = 10

6x-3y 3 wn!ll
...

･＠ｾｬ I ］＠ｾＱＭ 'W"!llllel＠ｾ Vlf"-.-JVI

1. 2a+3a = 5

2. 3b-2b 1

3. 4a-3b = 2

4. 3a + 3b = 6

•

l1iAl 14

09.00- 10.30 u.

nhn1J 64 m\'1 ｬＭＱｴＢｾＺｦＧｊｭＮｵ＠ｨＡｩｕｲ＿｜ｙ ... I

1. 1
2. 2
3. 4

4. 64

ＱＬｾｩｬｶｖｵｊ＠ｨｴＡＧｭﾣｮ ... ...
1. 5 flU q
2. 6 flU
3. 7 flU
4. 8 flU

... I

20. ｾｩｶＧｖｊＺＮｬｑｴＢＡｵ＠ 3:5 ｬｊｾ＠ｑｩ 75 iJ ｾｩｑｕｖｭｬＱｦＧｊ＠

1. 20 iJ
2. 27 iJ
3. 29 iJ
4. 30 iJ

•

1. 4
2. 5

3. 6
4. 12

•

09.00- 10.30 l!.
22.

mnm1M";ll!Hi1l! 2 Hi1l! Ｇｲｾｬｵ＠ｊｯｶｮｦＡ･ ｬｲｩ･＾ｾ＠ｨｴＦＱｈｷｧＡｮｦＧｵＬ［ｊ
＠ＡｬＧＱｴｮｊｾｕＮ＾･ｲ Ｑｊｩｾｈ＠ｴＡｬＦｍｭｗｦＮＧ

1. 3 H1J1J
2. 4 H1J1J
3. 5 H1J1J
4. 6 H1J1J

•

'11111 17

rnn 09.00 -10.30 u.

23. Ａｾ･Ｑ､ｩｴｭ＠Ｔｮ 2 fit! ＧｖｦｾＬ･ｬｮｵ＠ ｭｾｴｬＡｦＺＩＧＢｩｮｖ＠Ｍ ., 5 fit! Ｑｴ＠ｾｊｬ･ｦＧ

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t.!..f. l!-'=JItlt!'tf1tl 1 ｩ＠ｗＧｦｾｉｴｈ <Vfl!-'=JItlt!'l"itu...-...:) 1 fit!

1. 5
9

2. 6
9

3. -5

10
4. 6

10

24. A, B, C, D, E ｬｕｴ＠ｾｩＡｭ IV Qll Q1 I

5 fit! ＧｨｩＢｦｬｾｵ＠ A Ｇｈｬｾ＠ｴ B ihh'l"'itmutitl

31 ｬｮｴＮｙｾ＠ C ｴＧｬｾ＠ｈ D Ｑｭｴｾ＠ｊｵＧｩ 35 ｙｾｴｮｬ＠Ｎ E iJJ1'11itfl 38 ｮＱｴｭＮｙ＠ｾ
11-:)'1111I 1 A , B , C , D ｈｴＧｬｾ＠
., ''
E ｾ＠ｨＧＱｙｩＮｬｴｮｯｵｭ

1. 34 ｬｮｴｾｙＮ＠

2. 34.67 ｙＮ＠ｮｬｴｾ

3. 35 ｬｮＮｙｾ＠ｴ

4. 56.67 ＠ｮｬｴＮｾｙ

•

09.00- 10.30 hi.

ｴＱ･ｬｾＧ＠Ａｨ 0 '""' <::! (p 'Ul'fl ) m m·nm0 v <::! (flh!)

h!1h!h!

1 0 ｾ＠ p < 10 24

2 10 ｾ＠ p < 20 33

3 20 ＠ｾ p <30 21

4 30 ＠ｾ p < 40 X

5 40 ＠ｾ p <50 2X

1. 20 flh!
2. 22 flh!
3. 24 flh!
4. 30 flh!

•

ｩｾｦｬｵ＠ ' 2 ＱｭＧｦｨｩｾｵｲｬｊ＠ｴｈ ' cii1u1u s iifl

26. A

111 ABC ｬｩｦ＠ＧＡｕｊｾｭＱ ' nhnullll ABCq 60 el-:iftl
ｾ＠
q

tｾ＠ n AB = 54 't'i'W'1f.J m＠ｾ n BC f.Jl1fｾ＠ l''t'il!1' f.J

•

09.00- 10.30 'U.

27. ｕＧｊ｜ｔｴｬＱ｣ｖｾ＠ｙｩｦｭｲｉ ' ' 1 x ｾｲｊｴＱＺｭＩｵ＠Ｍ (vl-:Jl'!J) ｾｬＧｩｦ＠ｲｴｏｖＡｊｭ ''

•

rnn 09.00-10.30 u.

29.

'll1'llnnu 24, 25 , 26 , 27 , 28 ｾＺ･ｴｭｩＧｷＱｨ＠ＬｊｬＡＭ ｾｵｈＧｬＭＡ＠Ｑ iifiwthnu
ｎＧＱｾｴｦｬ｜ｭｵｈ･Ｚ＠ｊ

30. ＱｾｵｩＧｮｈｬｭ･ＺＮｲｴ＠ 9 Ｇｾ･ｩｬ＠ ｾｊＱｦｬｵｴｍＧＡ＼Ｍ ﾷ ･Ｚｾ＠ｩｵＧｬ

ｾｭｴｬＧｩ･Ｚ＠ 1 ctll'l-!1'1-!＠ｮｭｾｈｵＱＡＭｬＧｴ＼ｊｎ ｾｩ＠ｵＱｬｦＧｴ

1 'ｈｾ＠ ＧｬＭｈＱｴｾ［Ａｦｮ＠ -=tl ,.., 91 ... 0 0::
＠ｦｬＱｊｩｴｾＡＭＧ 6' 8' 10' 18' X' y

ｾＧＡＭ＠ＱｈｊｴｬｦｻＩ ctll'l-!1'1-! X+ y ＠ｊｲｴｩｾＱｬｦｵＧ

X6
10 18

y8

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v.-r~~nuhrl'u;i,.iifhn.i 1ufi 1 ~fl'llfl~ 2560

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..., <:1

1. 1'U'YI 12 ~fl'llfl~ 2560
.
..., <:1

2. 1'U'YI 20 ~fl'llfi3J 2560

.
..., <:1 <:1
3. 1'U'YI 1 ~'Ulfl~ 2560
.
..., <:1 <:1
4. 1'U'YI 2 3J'Ulfl~ 2560

ll9 3

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rnn 09.00 - 10.30 u.

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3- X 5-
+2. 2.5 + 6.25
35

1. 3

2. 4

3. 18
4. 19

3. 91 m n = 212
~1 2 X2

mn = 26 91

2 +2 Ull1

mXn rrhi1urrh1VI

1. 2

2. 24

3. 27

4. 36

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2. 154 "".!

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3. "".!

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4. 616 \}fl1Jlftf.!UCJft!"V"II~VI1

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(f0ll't'il!~~!'1I1I 1t = -22)

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1. 280 Vll'H~UlJVI 'j
2. 440 VJl'jHilJVI'j
3. 594 VJl'jHilJVI'j
4. 880 Vll'jHilJVl'j

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BDC = 120

1. AB = AC

2. BD =CD

AA

3. DBC = DCB = 30°

AA o
4. ADB = ADC = 110

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