Question

the area of a circle is 154 cm2. find the radius

Answer 1

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Answer 2

Question :-

The area of a circle is 154 cm². Find the radius.

Solution :-

We know that,

πr² = Area

πr² = 154

22/7 × r × r = 154

r × r = 154 × 7/22

r × r = 49

r² = 49

r = √49

r = 7

Therefore, radius is 7 cm.

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