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Question

The circumference a circle is 44 cm. Then its area is ______ cm2 [Use π=227]


A

576

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B

154

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C

182

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D

176

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Solution

The correct option is B

154


Circumference = 2πr = 44 cm

r = 442π = 7 cm

A = πr2

A = π x 72 = 154 cm2


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