If the volume of a hemisphere is 19404 cm³, find 1/3 of the radius of the hemisphere:

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അർദ്ധഗോളത്തിന്റെ വ്യാപ്തം 19404 cm³ ആണ്, എങ്കിൽ അർദ്ധഗോളത്തിന്റെ ആരത്തിന്റെ 1/3 കണ്ടെത്തുക:

A6 cm

B21 cm

C14 cm

D7 cm

Answer:

D. 7 cm

Read Explanation:

(2/3) × (22/7) × r³ = 19404 r³ = (19404 × 3 × 7) / (22 × 2) r³ = 441 × 21 r = ∛(21 × 21 × 21) r = 21 ആരത്തിന്റെ 1/3 = 21/3 = 7 cm

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