Area of Plane Figures II - JSS3 Mathematics Past Questions and Answers - page 1
1
What is the formula for the area of a sector of a circle?
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A
π360βΓππ^2
B
360βπΓππ^2
C
πΓππ^2
D
πππ
2
A circle has a radius of 6 meters. What is the area of the circle?
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A
12π square meters
B
18π square meters
C
36π square meters
D
72π square meters
3
If the radius of a circle is doubled, how does the area change?
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A
Increases by a factor of 2
B
Increases by a factor of 4
C
Decreases by a factor of 2
D
Stays the same
4
What is the area of a rectangle with length 10 meters and width 4 meters?
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A
14 square meters
B
36 square meters
C
40 square meters
D
44 square meters
5
How many square tiles of 2 meters by 2 meters are needed to cover a square area of 16 square meters?
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A
2 tiles
B
4 tiles
C
6 tiles
D
8 tiles
6
The central angle of a sector is 45β, and the radius is 8 meters. What is the area of the sector?
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A
4π square meters
B
8π square meters
C
16π square meters
D
32π square meters
7
What is the area of a triangle with base 6 meters and height 8 meters?
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A
24 square meters
B
26 square meters
C
32 square meters
D
48 square meters
8
A circular garden has a diameter of 14 meters. What is its area in square meters?
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A
28π
B
49π
C
98π
D
196π
9
The area of a square field is 121 square meters. What is the length of one side of the field?
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A
9 meters
B
11 meters
C
12 meters
D
13 meters
10
Find the area of a circle with radius 5 meters.
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