Question

What is the volume of a sphere if it has a radius of 2 feet? (Use 3.14 for π .)

Answer 1

   
$\displaystyle \\ V_{sphere} = \frac{4\pi R^3}{3} = \frac{4\pi 2^3}{3} = \frac{4 \times 3,14 \times 8}{3} = \frac{100.48}{3} = \boxed{33.49 ~\text{ft}^3}$