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ഒരു ഗോളത്തിന്റെ വ്യാപ്തം 972π cm³ ആണെങ്കിൽ, അതിന്റെ ആരം കണ്ടെത്തുക?

A7 cm

B6 cm

C9 cm

D8 cm

Answer:

C. 9 cm

Read Explanation:

ഗോളത്തിന്റെ വ്യാപ്തം = (4/3)πr³ (4/3)πr³= 972π (4/3)r³ = 972 r³ = 972 × (3/4) r³ = 729 r = 9 ആരം = 9 സെ.മീ


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