Math, asked by savitrinethikunta, 1 year ago

the surface area of a sphere is 1018 2/7 CM square what is its volume

WWWSINGHDEVILAL1499: Given surface area of the sphere = 1018 2/7 cm²⇒ 4πr² = 1018 2/7⇒ 4 × 22/7 r² = 7128/7⇒ 88/7× r² = 7128/7⇒ r² = (7128/7) × (7/88)⇒ r² = 7128/88⇒ r² = 81⇒ r = √81 = 9∴Radius = 9cmVolume of the sphere = 4/3πr³ = 4/3 × 22/7 × 9³=88/21 × 729=64152/21=3054.9 cm³

WWWSINGHDEVILAL1499: THIS IS THE ANSWER

savitrinethikunta: how do we get 7128

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Answered by yashaswini1506

Answer:

ans is 7128/7cm3

hope it helps u

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the surface area of a sphere is 1018 2/7 CM square what is its volume