Question

3. The circumference of a circle is 4 π. Find the area of the circle.
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Answer 1

Step-by-step explanation:

Given,

Circumferance = 4π

or, 2π r = 4π

or, 2 r = 4

or, r = 2 units................(1)

Thus,

Area of circle = π r²

= (22/ 7) × 2²

= (22×4) / 7

= 88/7

= 12.57 sq. units

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