किसी वृत को त्रिज्या 14 से.मी. है तो वृत का क्षेत्रफल ज्ञात कीजिए
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Answer:
त्रिज्या=14
क्षेत्रफल=2πr
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r=14cm.
A=pae x r^2
A=pae x14 x 14
A=pae x 196
A=22/7 x196
A=4312/7
A= 616 cm^2
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