Question

The radius of a cone is 20cm. If its volume is 8800cm3

, find the height of the base.​

Answer 1

gotcha

h≈21.01cm

r Radius

20

cm

V Volume

8800

cm³

Using the formula

V=πr2h

3

Solving forh

h=3V

πr2=3·8800

π·202≈21.00845cm