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Assessment
Directions: Analyze each item carefully and choose the letter of your best
answer. Write your answer on your answer sheet.
1. What is the formula to be used in finding the area of a circle?
A. A = #r2 B. A = ad
C. A = 2
D. A = ar
2. How are areas expressed?
A. units
B. per unit
1 Only
C. cubic units
D. square units
3. What will be the radius of a circle if it has a diameter of 40 cm?
A. 10 cm
B. 20 cm
C. 30 cm
D. 40 cm
4. Which shows a diameter of a circle?
A.
B.
c.
5. What is the area of a circle if the radius is 14 dm?
A. 415.44 dm2 B. 515.44 dmc. 615.44 dm2
D. 715.44 dm?
6. What is the area of a circle whose radius is 29 cm?
A. 2,640.74 cm2
C. 4,640.74 cm
B. 3,640.74 cm2
D. 5,640.74 cm
7. The diameter of a round table is 3 meters. What is its area?
A. 4.065 m2 B. 5.065 m2 C. 6.065 m2 D. 7.065 m2
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2008
8. The gardener's sprinkler, sprays water in all directions to a distance of 22 ft.
What area does it cover? Round your answer to the nearest whole number.
A. 1 510 ft2
B. 1 520 ft2
C. 1 530 ft?
D. 1 540 ft2​