A flat circular plate is of radius 21 cm. What is the area of the plate?
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A flat circular plate is of radius 21 cm. What is the area of the plate?
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Answer:
1386 cm2
Explanation:
1386cm2
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Answer:
radius of circular plate = 21 cm
area of plate = π r^2
= 22/7*21*21
= 22*3*21
= 1386 cm^2