Math, asked by sanjaybirua1973, 4 months ago

Find the area of the circles, given that: (a) radius = 20 cm
(b)diemeater= 42cm

Answers

Answered by Anonymous

1

a. area = 22/7 × 20 × 20 = 1257.14cm²

b. diameter = 42

radius = 21 area = 22/7 × 21 × 21 = 1386cm²

Hope it helps

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