Question

यदि एक अर्धवृत्त का परिमाप 36 cm हो, तो इसकी त्रिज्या है:
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Answer 1

Answer:

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Answer 2

A/c question

perimeter of semicircle = 36

pi.r = 36

22/7 x r = 36

r = 36 x 7/22

r = 252/22 cm

r = 11.45 cm

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