allerypi = 22/7 ব্যৱহাৰ কৰি, 21 cm ব্যাসাৰ্ধৰ এটা গোটা অৰ্ধগোলকৰ আয়তন নিৰ্ণয় কৰা।
A9702 cm³
B19404 cm³
C38808 cm³
D4851 cm³
Answer & Solution
Correct answer: B. 19404 cm³
অৰ্ধগোলকৰ আয়তন হ'ল (2/3) pi r cubed = (2/3)(22/7)(9261) = 19404 cubic centimetres।
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