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Mathematics Form 3 Chapter 8 Loci in Two Dimensions Mathematics Form 3 Chapter 8 Loci in Two Dimensions
(c) (c) S B R (c) PT3 Standard Practice 8
A
S
Section A
R

B E 1. Answer: C
Q
P Q 2. Locus of X is a circle of radius 6 cm with
P
Q centre N. From the rectangle KLMN, locus
X is arc KQR.
P R
Answer: D
C D
3. Answer: D
C D A
4. Answer: C

6. (a) D P C 5. Locus X is arc STU and locus Y is line OB.
Hence, the point of intersection is at A.
7. (a) Answer: A
A
Q Q
R 6. Locus X is line BD and locus Y is arc ADE at
centre B. Hence the point of intersection is
R S at D.

Answer: D

Section B

B D C
A Q B P 1. (a) An ant moves on a
straight horizontal
wire.
(b) Seekor semut bergerak
Q (b) pada wayar mendatar
A B yang lurus.
(b) The tip of a fan blade
that is spinning.
A B Hujung bilah kipas yang
sedang berpusing.
Z
(c) The tip of hour hand
in a clock from 4
P R Y X o’clock to 8 o’clock.
Hujung jarum jam dari
pukul 4 ke pukul 8.
D E C (d) A lift moving in tall
building.
D C Sebuah lif bergerak
dalam bangunan tinggi.

S

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