1 © Penerbitan Pelangi Sdn. Bhd.

Paper 1

1.

0

2

–2

2 4–2

y

P

x

D

Answer: D

2.

B

P

M

N

Answer: B

3.

O

D

90°

P

Answer: D

4. Scale factor = PQ––––2

= 4—2

= 2

Answer: A

Paper 1

1.

E

F

Q

Answer: C

CHAPTER

9 Transformations I & IICHAPTER

2

Mathematics SPM Chapter 9

© Penerbitan Pelangi Sdn. Bhd.

2.

0

2

4

6

8

–8

–4

–2

2–2–4–6–8 4 6 8

–6

x

y

C

PB

A

D

y = x

Answer: A

3.

Q

P

MF

H

EG

J

L

K

Answer: B

4.

D

Q

AB

C

Answer: B

5.

E L

M

K

Q

RS

T W

NP

Answer: D

6.

A

X

Answer: A

7.

x

y

H

0–2

2

4

2

(2, 1)

90°

4

–2

B

Answer: B

8. The centre of enlargement is E.

Scale factor = EF––––EG

= 26

= 13

Answer: B

3

Mathematics SPM Chapter 9

© Penerbitan Pelangi Sdn. Bhd.

9.

T

D

Answer: D

10.

Q

90°

PA

Answer: A

11. Area of image = k2 × Area of object 36π =k2 ×4π

k2 = 36π4π

= 9 k = 3

Answer: B

12.

F

A

B

D

Answer: C

13.

SP Q

RU

Scale factor = 9—3

= 3

The centre of enlargement is S.

Answer: B

Paper 1

1.

x

G

y

0 2 4 6

2

4

–2

–4

F

E

N

Answer: B

2.

x

y

0 2 4 6

90°2

4

E

PQ

Answer: C

4

Mathematics SPM Chapter 9

© Penerbitan Pelangi Sdn. Bhd.

3.

x

y

0 2

2

4

(4, 1)

(1, 4)4 y = x

Answer: C

4.

0

2

–2

4

2 4 6–2

y

x

E

C

P

Q

Answer: C

5.

0

2

4

–4

–3

2 4–2

y

x

E

F

Answer: A

Translation 6. (3, 4) → (6, −1)

34

+ hk

= 6–1

hk

= 6–1

− 34

= 6 – 3–1 – 4

= 3–5

∴ h = 3, k = −5

Answer: A

7.

0 2

6

8

2

4

4 6 8

y

x

P

y = x + 1

Q

Answer: C

8. y

K J

x0 2 4 6

2

4

6

90°

(3, 5)

Answer: B

9. J

K

U V

Answer: C

10.

0

2

–2

–4

4

2 4–4 –2

y

y = –x

x

M

N

Answer: B

5

Mathematics SPM Chapter 9

© Penerbitan Pelangi Sdn. Bhd.

11.

0

2

–2

2(4, 0)

4

y

xA B

L

MN

C

Answer: A

12.

0

2

4(–1, 4)

180°6

2–2–4

y

x

E

C

Answer: C

13.

F

G H

E L

K

90°

J

Answer: D

14.

G

H

90°

Answer: D

15.

R

4

2

T

Answer: B

16.

0

2

90°

–2

4

6

42 6

y

xD

A

B�

C�

A�

D�

B

CP(7, 3)

Answer: C

17.

0 2

2

4

–2

–5

4

4

–4 –2

y

x

A

B

Answer: C

18.

0

2

–2

–4

–5

4

2 4

4

–2

y

x

U

V

Answer: A

6

Mathematics SPM Chapter 9

© Penerbitan Pelangi Sdn. Bhd.

19. Scale factor, k = FE′––––FE

= 6—2

= 3

Answer: C

20.

0 2

(0, –2)

2

4 6

–2

4

6

8

x

U

y

W

Scale factor = 2—1

= 2

Answer: A

21.

0 2

2

4 6

(5, 7)

4

6

x

y

Q R

P E

F G

Scale factor = 3—1

= 3

Answer: B