Question

A cylinder has a height of 21 cm and a volume of 11,144 cm³. What is the radius of the cylinder? round your answer to the nearest whole number.

Answer 1

13 cm

Step-by-step explanation:

h = 21 cm, V = 11,144 cm^3

V = π r^2 h

so

`r=\sqrt{(V)/(\pi h)}=\sqrt{(11,144)/(\pi*21)}=13 cm`