Question

A cone shaped vase has a radius of 12 cm and a height of 45 cm. What is the exact value of the volume of the vase?

Answer 1

6782.4 π cm³

Explanation:

I took the test and got it right!

Answer 2

we know that
the Volume of the cone=(1/3)*B*h
B= area of the base
h= height of the pyramid------> 45 cm

then
B=pi*r²=pi*12²=452.16 cm²
V=(1/3)*[452.16*45]=6782.4 cm³

the answer is 6782.4 cm³