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MATHEMATICS

FORM 3

MODULE 2

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POLYGONS II

MINISTRY OF EDUCATION MALAYSIA

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MODULE 2: POLYGONS II

Arahan:

1. Modul ini mengandungi tiga puluh enam soalan. Semua soalan adalah dalam

bahasa Inggeris.

2. Modul merangkumi tujuh konstruk yang diuji

K1 - Memahami soalan dalam bahasa InggerisK3 - Memahami istilah matematik dalam bahasa InggerisK5 - Menguasai konstruk pengetahuan

K6 - Menguasai konstruk kefahamanK7 Menguasai konstruk kemahiranK8 Mengungkapkan idea/informasi dalam bahasa InggerisK10 Memahami pengajaran dan pembelajaran dalam bahasa Inggeris

3. Murid hendaklah menulis maklumat diri dalam kertas jawapan objektifdisediakan. Murid juga perlu memastikan maklumat konstruk, nombor soalan dan

jumlah soalan seperti yang dibaca oleh guru di dalam ruangan disediakan dalamkertas jawapan objektif sebelum ujian.

4. Bagi soalan objektif, anda perlu menandakan jawapan dengan menghitamkan

pilihan jawapan pada pilihan jawapan A , B , C atau D pada kertas jawapanobjektif.

Contoh:

Antara berikut, yang manakah haiwan?

A. Pokok B. Kambing C. Kereta D. Pen

5. Untuk soalan subjektif, jawapan hendaklah ditulis pada kertas berasinganyang disediakan oleh guru.

6. Jawab semua soalan.

Modul ini mengandungi 18halaman bercetak

DA B C E

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1 In a regular polygon, all sides are of equal length and all interior angles are of

equal size.Which of the following is nota regular polygon?

A C

B D

2 In a regular polygon, the number of axes of symmetry is equal to the number ofsides. The diagram shows a regular hexagon.

How many axes of symmetry are there in a regular hexagon?

A 2

B 4

C 6

D 12

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3 Angles that are inside a polygon are known as interior angles. The diagram

shows a decagon.

Which of the following is an interior angle ?

A w

B x

C y

D z

4 A pentagon has five sides. Which of the following is a pentagon?

A C

B D

w

x

y

z

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5 The number of triangles in a polygon is equal to the number of sides of the

polygon minus two.

How many triangles are there in a 12-sided polygon?

A 6

B 10

C 12

D 14

6 The diagram shows a quadrilateral.

p, q, r and sare called

A interior angles

B exterior angles

C complementary angles

D supplementary angles

q

p

r

s

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7 A two dimensional shape that has equal length and equal interior angles isknown as a

A cuboid

B rhombus

C regular polygon

D irregular polygon

8 A line that divides a shape into two identical parts which are the mirror image ofeach other is known as

A axis of symmetry

B y-axis

C x-axis

D diagonal

9 PQRST is a pentagon and RUis a straight line.

xand yare

A supplementary angles

B complementary angles

C exterior angles

D interior angles

USR

yx

P

TQ

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10 The diagram shows an equilateral triangle PQR.

PQR, QRPand RPQ are called

A reflex angles

B interior anglesC supplementary angles

D complementary angles

11 Which of the following is a regular polygon?

A

B

Q

RP

C

D

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12 The number of triangles that can be formed in a polygon with nsides is

A n

B n - 1

C n + 2

D n - 2

13 The sum of exterior angles of a polygon is

A 180

B 360

C 540

D 720

14 Which of the following is an interior angle?

A p C r

B q D s

15 How many sides are there in a nonagon ?

A 7

B 8

C 9

D 10

qp

s

r

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16 Which of the following is the correct step to find the sum of the interior angles of

an octagon ?

A 3 180

B 4 180

C 5 180

D 6 180

17 PQRSTUis a regular hexagon.

The value ofxcan be determined by

A4

360

B6

360

C4

180

D6

180

x

U T

S

RQ

P

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18 The sum of interior angles of a heptagon is

A 7 x 180

B 6 x 180

C 5 x 180

D 4 x 180

19 In the diagram , EFGHI is a pentagon.

Which of the following statements is false ?

A p + q= 180

B q + t= 180

C p = t

D s + t= 180

s

r

t

qp

E F

G

HI

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20 PQRST is a regular pentagon.

Which of the following calculation is used to find the value ofx?

A 3

3602)(5

B5

3602)(5

C3

1802)(5

D5

1802)(5

Q

R

ST

P

x

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21 The diagram shows an irregular hexagon.

Find the value ofx

A 60

B 65

C 70

D 75

22 The diagram shows a combination of two regular polygons.

Find the value ofp.

A 108

B 120

C 132

D 228

70

65

35x

40

80

p

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23 The diagram shows part of a regular polygon.

Find the number of sides of the polygon.

A 6

B 10

C 12

D 14

24 In the diagram, RSTUVWis a hexagon.

Find the value ofx.

A 120

B 130

C 154

D 168

150

100

68

230

168

x

V

T

U

S

R

W

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25 In the diagram EFGHIJ is a polygon.

Find the value ofx + y.

A 200

B 145

C 115

D 110

All questions from number 26 to number 30 must be answered in words.

26 What is a regular polygon?

Answer:

EJ

135

70

x

45y

F

G

H

I

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27 Describe how to find the number of sides of a regular polygon if the exterior

angle isx.

Answer :

28 Explain how to draw a regular pentagon.

Answer :

29 Explain how to identify the interior and exterior angles of a polygon.

Answer :

30 Describe the relationship between the number of sides, nof a regular polygonand the number of triangles that can be formed in the polygon.

Answer :

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31 Explain how to find the axis of symmetry of the polygon shown below.

Answer :

From Question 32 36, the teacher reads the questions to the students. Studentschoose the correct answer.

32

A 36

B 72

C 108

D 144

x

Q

R S

T

P

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33

A 30

B 45

C 60

D 120

34

A 4

B 6

C 8

D 10

S

R

QP

T

OU

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35

A Hexagon

B Heptagon

C Octagon

D Nonagon

36

A ( 6 2 ) x 180

B ( 6 + 2 ) x 180

C ( 6 2 ) 180

D ( 6 + 2 ) 180

END OF QUESTION PAPER

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16

17

18

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20

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

21

22

23

24

25

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

26

27

28

29

30

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

Tahun/ Tingkatan : 3 Mata Pelajaran: MATEMATIK

GUNAKAN PENSIL 2B ATAU BB SAHAJA.TENTUKAN TIAP-TIAP TANDA ITU HITAM DAN MEMENUHI KESELURUHAN RUANG.PADAMKAN HINGGA HABIS MANA-MANA TANDA YANG ANDA UBAH

SILA HITAMKAN JAWAPAN DI BAWAH MENGIKUT HURUF JAWAPAN YANG ANDA PILIH

KEMENTERIAN PELAJARAN MALAYSIA

KERTAS JAWAPAN OBJEKTIF

Ujian Diagnostik

51

52

53

54

55

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

56

57

58

5960

A B C D E

A B C D E

A B C D E

AB C D E

A B C D E

46

47

48

49

50

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

41

42

43

4445

A B C D E

A B C D E

A B C D E

AB C D E

A B C D E

31

32

33

34

35

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

36

37

38

39

40

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

1

2

3

4

5

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

6

7

8

9

10

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

11

12

13

14

15

A B C D E

A B C D E

A B C D E

A B C D E

A B C D E

Konstruk No. Soalan JumlahSoalan

Bilangan SoalanGagal Dijawab

Kegunaan Guru

K1

K3

K5

K6

K7

K8

K10

1-5

6-10

11-15

16-20

21-25

26-31

32-36

5

5

5

5

5

6

5

1

9

2

3

10

4

5

6

7

8

Nama Pelajar:

Nama Sekolah: Modul: 2