Step-by-step explanation:
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Answer:
Surface area of a sphere = 4πr2
⇒ 4πr2 = 1386
⇒ 4 × (22/7) × r2 = 1386
⇒ r = 21/2 cm
Volume of a sphere = (4/3)πr3
⇒ (4/3) × (22/7) × (21/2)3
⇒ 4851 cm3
∴ The volume of the sphere is 4851 cm3.
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Step-by-step explanation:
I hope this is helpful. Please Mark me a Brainliest
Answer:
Surface area of a sphere = 4πr2
⇒ 4πr2 = 1386
⇒ 4 × (22/7) × r2 = 1386
⇒ r = 21/2 cm
Volume of a sphere = (4/3)πr3
⇒ (4/3) × (22/7) × (21/2)3
⇒ 4851 cm3
∴ The volume of the sphere is 4851 cm3.
Step-by-step explanation:
she's iz sleeping ┐(´(エ)｀)┌