Answer:
Step-by-step explanation:
Given
Volume of Cylinder (V)= 480 cm
height (h) = 30 cm
radius (r) = ?
WE KNOW THAT WE HAVE FORMULA
Volume (V) = [tex]\pi r^{2} h[/tex]
480 = 3.14 * r^2 *30
480 = 94.2 r^2
480/94.2 = r^2
r^2 = 5.1
r =[tex]\sqrt{5.1}[/tex]
Therefore r = 2.3 cm