Question

Find the area of a circle if it's circumference is 39.6

Answer 1

Answer: Area = 124.85 Unit.

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Answer 2

Answer:

Formula for circumference of circle = 2πr

Given,

Circumference = 39.6

2πr. =39.6

2*22*r. =39.6

7

r. =39.6*7

22*2

r. =277.2

44

r. =6.3

Now,

Area of circle= πr^2

= 22*(6.3)^2

7

= 22*39.69

7

= 873.18

7

= 124.74

Ans.