Apply Volume Formulas Practice Test

A right circular cone has diameter $8 \text{ cm}$ and height $6 \text{ cm}$. What is the volume of the cone in terms of $\pi$ (in $\text{cm}^3$)?

A spherical ornament has a diameter of $10\text{ ft}$. What is its volume? (Use $\pi$ in your answer; units should be cubic feet.)