modul 2 poligon ii
DESCRIPTION
modul matematikTRANSCRIPT
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MATHEMATICS
FORM 3
MODULE 2
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POLYGONS II
MINISTRY OF EDUCATION MALAYSIA
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 Inggeris
K3 - Memahami istilah matematik dalam bahasa Inggeris K5 - Menguasai konstruk pengetahuan K6 - Menguasai konstruk kefahaman K7 Menguasai konstruk kemahiran K8 Mengungkapkan idea/informasi dalam bahasa Inggeris K10 Memahami pengajaran dan pembelajaran dalam bahasa Inggeris
3. Murid hendaklah menulis maklumat diri dalam kertas jawapan objektif disediakan. Murid juga perlu memastikan maklumat konstruk, nombor soalan dan jumlah soalan seperti yang dibaca oleh guru di dalam ruangan disediakan dalam kertas 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 jawapan objektif.
Contoh:
Antara berikut, yang manakah haiwan?
A. PokokB.KambingC.KeretaD.Pen
ACDE
5. Untuk soalan subjektif, jawapan hendaklah ditulis pada kertas berasingan yang disediakan oleh guru.
6. Jawab semua soalan.
Modul ini mengandungi 18 halaman bercetak
2
1 In a regular polygon, all sides are of equal length and all interior angles are of equal size.
Which of the following is not a regular polygon?
AC
BD
2 In a regular polygon, the number of axes of symmetry is equal to the number of sides. 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
3
3 Angles that are inside a polygon are known as interior angles. The diagram shows a decagon.
w
x
y
z
Which of the following is an interior angle ?
A w
B x
C y
D z
4A pentagon has five sides.
A
Which of the following is a pentagon?
C
BD
4
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
6The diagram shows a quadrilateral.
p
q
s
r
p, q, r and s are called
A interior angles
B exterior angles
C complementary angles
D supplementary angles
5
7 A two dimensional shape that has equal length and equal interior angles is known 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 of each other is known as
A axis of symmetry
B y-axis
C x-axis
D diagonal
9PQRST is a pentagon and RU is a straight line.
P
QT
U
xy
x and y are
A supplementary angles
B complementary angles
C exterior angles
D interior angles
6
10The diagram shows an equilateral triangle PQR.
Q
PR
PQR, QRP and RPQ are called
A reflex angles
B interior angles
C supplementary angles
D complementary angles
11Which of the following is a regular polygon?
AC
BD
7
12The number of triangles that can be formed in a polygon with n sides is
A n
B n - 1
C n + 2
D n - 2
13The sum of exterior angles of a polygon is
A 180
B 360
C 540
D 720
14Which of the following is an interior angle?
pr
q
s
ApCr
BqDs
15How many sides are there in a nonagon ?
A 7
B 8
C 9
D 10
8
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 PQRSTU is a regular hexagon.
QR
P S x
UT
The value of x can be determined by
360
A
4
360B6
180C
4
180D
6
9
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.
EF
p qr
G
ts
IH
Which of the following statements is false ?
A p + q = 180
B q + t = 180
C p = t
D s + t = 180
10
20PQRST is a regular pentagon.
Q x
PR
TS
Which of the following calculation is used to find the value of x ?
(5 2)360A
3
(5 2)360B
5
(5 2)180C
3
(5 2)180D
5
11
21The diagram shows an irregular hexagon.
70
80
65
40
x
35
Find the value of x
A 60
B 65
C 70
D 75
22The diagram shows a combination of two regular polygons.
p
Find the value of p.
A 108
B 120
C 132
D 228
12
23The diagram shows part of a regular polygon.
150
Find the number of sides of the polygon.
A 6
B 10
C 12
D 14
24In the diagram, RSTUVW is a hexagon.
S
68
RT100230
x U
168WV
Find the value of x.
A 120
B 130
C 154
D 168
13
25In the diagram EFGHIJ is a polygon.
H45
yG
I
135
70
F
x J E
Find the value of x + 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:
14
27 Describe how to find the number of sides of a regular polygon if the exterior angle is x.
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, n of a regular polygon and the number of triangles that can be formed in the polygon.
Answer :
15
31Explain 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. Students choose the correct answer.
32
P
QTx
RS
A 36
B 72
C 108
D 144
16
33
PQ
UO R
TS
A 30
B 45
C 60
D 120
34
A 4
B 6
C 8
D 10
17
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
18
KEMENTERIAN PELAJARAN MALAYSIA
KERTAS JAWAPAN OBJEKTIF
Ujian Diagnostik
Nama Pelajar:
Tahun/ Tingkatan :3Mata Pelajaran:MATEMATIK
Nama Sekolah:Modul:2
GUNAKAN PENSIL 2B ATAU BB SAHAJA.
TENTUKAN TIAP-TIAP TANDA ITU HITAM DAN MEMENUHI KESELURUHAN RUANG.PADAMKAN HINGGA HABIS MANA-MANA TANDA YANG ANDA UBAHSILA HITAMKAN JAWAPAN DI BAWAH MENGIKUT HURUF JAWAPAN YANG ANDA PILIH
1 A
2 A
3 A
4 A
5 A
6 A
7 A
8 A
9 A
10 A
11 A
12 A
13 A
14 A
15 A
16 A 17 A 18 A 19 A 20 A
21 A 22 A 23 A 24 A 25 A
26 A 27 A 28 A 29 A 30 A
BCDE31ABCDE46A
BCDE32ABCDE47A
BCDE33ABCDE48A
BCDE34ABCDE49A
BCDE35ABCDE50A
BCDE36ABCDE51A
BCDE37ABCDE52A
BCDE38ABCDE53A
BCDE39ABCDE54A
BCDE40ABCDE55A
BCDE41ABCDE56A
BCDE42ABCDE57A
BCDE43ABCDE58A
BCDE44ABCDE59A
BCDE45ABCDE60A
BCDEKonstrukNo. SoalanJumlahBilangan Soalan
SoalanGagal Dijawab
BCDE
BCDE1K11-55
BCDE2K36-105
BCDE
BCDE3K511-155
BCDE4K616-205
BCDE5K721-255
BCDE
BCDE6K826-316
BCDE7K1032-365
BCDE8
BCDE
BCDE9
BCDE10
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
BCDE
Kegunaan Guru
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