Math, asked by youngmanamber, 9 months ago

please help me I do not understand it would be nice than you

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Answered by prajwal1697
0

lenght \: of \: arc \:  =  \frac{ \alpha }{360} 2\pi r \\  =  >  \frac{90}{360} 12\pi \\  =  >  \frac{12}{4} \pi  \\  =  > 3\pi

hope it helps you

Answered by BrainlyBAKA
9

D

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