Respuesta :

zackypoo

Answer:

r = 9 that's your answer.

Hope it's correct, appreciate if you could let me know

Step-by-step explanation:

stormiarmy
4/3 × r^3 = 972
r^3= 972 × 3/4
r^3 = 729

R= the square root of 729 to the third power

Answer: 9