Function cylinderV

cylinderV(r: number, h: number): number
Calculates the volume of a cylinder.
Parameters
- r: number
  The radius
- h: number
  The height
Returns number
Example
```
// Returns 785.3981633974483
const volume = Chalkboard.geom.cylinderV(5, 10);
```
- Defined in Chalkboard.geom.ts:114