Respuesta :

evgeniylevi

Try this solution:

1. The formula of volume is: V=4/3 * π * r³, where π=3.1415; r - radius(!) of the ball.

2. If to substitute r=12 into the formula above:

V=4/3 * 3.1415 * 12³≈7238.2295 cm³ (or 7.24 liters).