Discussion of Question with ID = 047 under Areas

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Question

What is the area of the largest square that can be drawn inside a circle of radius 18 m?

A

648 sq. m.

B

649 sq. m.

C

647 sq. m.

D

650 sq. m.

Soln.
Ans: a

If the radius of the circle is R, then the side of an inscribed square is $√2 × R$, so the area is 2 × R2 = 2 × 182 = 648 sq. m.


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