Circle area/diameter/circumference

Find the area, diameter and circumference of a circle.

Usage

import tiquations
tiquations.circle_area_rad(radius)
tiquations.circle_area_dia(diameter)
tiquations.circle_diam_rad(radius)
tiquations.circle_diam_are(area)
tiquations.circle_circum_rad(radius)

Example

import tiquations
tiquations.circle_area_rad(20)
>>>1256