यदि एक अर्धवृत्त का क्षेत्रफल 693 वर्ग सेंटीमीटर है, तो इसकी त्रिज्या ( cm में) ज्ञात कीजिए? - Study24x7
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27 followers study24x7 05 Jul 2021 12:07 PM study24x7 study24x7

यदि एक अर्धवृत्त का क्षेत्रफल 693 वर्ग सेंटीमीटर है, तो इसकी त्रिज्या ( cm में) ज्ञात कीजिए?

A

14

B

20

C

21

D

49

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