Question

3. The diameter of a sphere is 21 cm. Find its volume.​

Answer 1

Answer:

vol = 4/3 πr³ = 4/3 ×22/7 ×21×21×21 = 38772.72 cm³

hope it helps..... mark BRAINLIEst

Answer 2

Answer:

1543.5cm^3

Step-by-step explanation:

Volume of sphere = 4/3r^2

Volume = 4/3×10.5×10.5×10.5

Volume = 4×3.5×10.5×10.5

Volume = 1543.5cm^3......