Volume of rectangular prisms with fractional edges

Pick the volume formula that fits the solid. Put the numbers in, work out the powers first, and keep π as a symbol.

1. A cone has a radius of 3 cm and a height of 18 cm. Find its volume. Write it as a multiple of π (for example 36π).
2. A sphere has a radius of 6 cm. Find its volume. Write it as a multiple of π (for example 36π).
3. A cone has a radius of 8 cm and a height of 12 cm. Find its volume. Write it as a multiple of π (for example 36π).
4. A sphere has a radius of 9 cm. Find its volume. Write it as a multiple of π (for example 36π).
5. A cone has a radius of 4 cm and a height of 18 cm. Find its volume. Write it as a multiple of π (for example 36π).
6. A cone has a radius of 5 cm and a height of 18 cm. Find its volume. Write it as a multiple of π (for example 36π).
7. A cone has a radius of 2 cm and a height of 12 cm. Find its volume. Write it as a multiple of π (for example 36π).
8. A sphere has a radius of 3 cm. Find its volume. Write it as a multiple of π (for example 36π).
9. A cylinder has a radius of 7 cm and a height of 14 cm. Find its volume. Write it as a multiple of π (for example 36π).
10. A cone has a radius of 2 cm and a height of 3 cm. Find its volume. Write it as a multiple of π (for example 36π).
11. A cylinder has a radius of 6 cm and a height of 9 cm. Find its volume. Write it as a multiple of π (for example 36π).
12. A cone has a radius of 6 cm and a height of 15 cm. Find its volume. Write it as a multiple of π (for example 36π).
13. A cylinder has a radius of 2 cm and a height of 4 cm. Find its volume. Write it as a multiple of π (for example 36π).
14. A cylinder has a radius of 9 cm and a height of 15 cm. Find its volume. Write it as a multiple of π (for example 36π).
15. A cylinder has a radius of 8 cm and a height of 13 cm. Find its volume. Write it as a multiple of π (for example 36π).
16. A cone has a radius of 3 cm and a height of 15 cm. Find its volume. Write it as a multiple of π (for example 36π).
17. A cone has a radius of 6 cm and a height of 6 cm. Find its volume. Write it as a multiple of π (for example 36π).
18. A cone has a radius of 7 cm and a height of 6 cm. Find its volume. Write it as a multiple of π (for example 36π).
19. A cone has a radius of 8 cm and a height of 9 cm. Find its volume. Write it as a multiple of π (for example 36π).
20. A cylinder has a radius of 8 cm and a height of 7 cm. Find its volume. Write it as a multiple of π (for example 36π).