We are tasked to solve for the radius of the given cylinder with the given volume 375pi cm² and the height is 15 cm. We can use the formula Volume = pi*r²*h.
Solving for the radius (r), we have it shown below:
Volume = pi*r²*h
375 pi = pi * r²* 15
r² = 375/15
r = √25
r = 5 cm
The radius is 5 cm.