alleryപൈ = 22/7 ഉപയോഗിച്ച്, 21 സെ.മീ ആരമുള്ള ഒരു ഖര അർദ്ധഗോളത്തിന്റെ വ്യാപ്തം കണ്ടെത്തുക.
A9702 cm³
B19404 cm³
C38808 cm³
D4851 cm³
Answer & Solution
Correct answer: B. 19404 cm³
അർദ്ധഗോള വ്യാപ്തം (2/3) പൈ r ക്യൂബ്ഡ് = (2/3)(22/7)(9261) = 19404 ക്യൂബിക് സെന്റീമീറ്റർ.
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