## Description

### Functions

>Write functions that will calculate and return the following:

– `sphere_volume(radius)`

![spherevolume](https://i.imgur.com/z9n6TpZ.png)

Where r is the radius

—

– `sphere_surface(radius)`

![spheresurface](https://i.imgur.com/hhPGuO5.png)

where r = radius of sphere

—

– `cylinder_volume(radius,height)`

![cylindervolume](https://i.imgur.com/fpwDJ7S.png)

where r = radius of sphere and h = height

—

– `cylinder_surface(radius,height)`

![cylindersurface](https://i.imgur.com/DMEZp7r.png)

—

– `cone_volume(radius,height)`

![conevolume](https://i.imgur.com/Js4EkiM.png)

Where r = radius of base of cone , h = height of the cone (perpendicular to base)

—

– `cone_surface(radius,height)`

![conesurface](https://i.imgur.com/AIFeMn5.png)

Where l = slant height of a right circular cone

![coneslant](https://i.imgur.com/wl2DlHu.png)

Due: Monday, 7 October 2019, 6:00 AM