भुजा 4 सेमी वाले एक वर्ग के अन्तर्गत खींचे गये वृत्त का क्षेत्रफल है : (A) \( 16 \pi \) सेमी (B)...

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भुजा 4 सेमी वाले एक वर्ग के अन्तर्गत खींचे गये वृत्त का क्षेत्रफल है :
(A) \( 16 \pi \) सेमी
(B) \( 8 \pi \) सेमी \( ^{2} \)
(C) \( 6 \pi \) सेमी \( ^{2} \)
(D) \( 4 \pi \) सेमी
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