$\"\"$

Observe the figure:

Volume of the cone is $\"\"$ .

Radius of the cone is $\"\"$ .

Height of the cone is $\"\"$ .

Write an expression for the volume of the cone.

$\"\"$ (Formula)

$\"\"$ (Substitute $\"\"$ and $\"\"$ )

$\"\"$ (Evaluate the power: $\"\"$ )

$\"\"$ (Multiply)

Therefore, the volume of the cone expression is $\"\"$ .

$\"\"$

The expression of volume of the cone is $\"\"$ .