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Question

In the figure 7.31, radius of the circle is $7 c m$ and $m (a r c M B N) = 60^{o}$ ,
find Area of the circle.

$45$
$42.96$
$43.96$
$44$

A

45

B

44

C

42.96

D

43.96

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Solution

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$A r e a o f c i r c l e = π \times r a d i u s^{2} = 3.14 \times 7^{2} = 43.96$

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