Find the radius of a circle, if its area is 55.44 m2. – InterviewSolution

1.

Find the radius of a circle, if its area is 55.44 m2.

Answer»

We know that area of circle = πr²

Given area = 55.44 cm²

A = πr²

55.44 = πr²

r² = (55.44 × 7)/22

r² = 17.64 m

r = 4.2 m

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