The volume of clay used to build a cylindrical pillar with a height of 9 centimeters is 324π cubic centimeters. the area of the base of the pillar is π square centimeters.

Step-by-step explanation:

We are given that

Volume of cylinder =

Height of cylinder=9 cm

We have to find the area of  base of the pillar.

We know that

Volume of cylindrical pillar=

Where Base=

Substitute the values then we get

Hence, the area of base of the pillar=

answer: h

step-by-step explanation:

4x and 6y

im not sure though