1.

The diameter of sphere is 21 cm. Then, find the volume of the sphere.1. 3851 cm32. 4481 cm33. 4851 cm34. 2426 cm3

Answer» Correct Answer - Option 3 : 4851 cm3

Given:

The diameter of sphere is 21 cm

Formula used:

Volume of sphere = (4/3)π r3

Radius (r) = diameter/2

Calculation:

Diameter of sphere = 21 cm

Radius (r) = diameter/2

⇒ (21/2) cm

Volume of sphere = (4/3)π r3

⇒ (4/3) × (22/7) × (21/2) × (21/2) × (21/2)

⇒ 4851 cm3

∴ The volume of Sphere is 4851 cm3.



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