How to find the angle for a percentage of a circle

Practice Questions

High School Math › How to find the angle for a percentage of a circle

Questions

Arcs

$m \angle AXC = 135^{\circ }$ ; $arc\ \widehat{AB} = 24^{\circ }$ ; $arc\ \widehat{AC} = 94^{\circ }$

Find the degree measure of $arc\ \widehat{CD}$ .

A sector comprises 20% of a circle. What is the central angle of the sector?