# Trigonometry Homework #8 due 4-27

1. The area of a circle is $72\textup{cm}^2$. Find the area of a sector of this circle that subtends a central angle of $\frac{\pi}{6}$ radians.

2. The area of a sector of a circle with a central angle of 2 radians is $16\textup{m}^2$. Find the radius of the circle.

3.

How fast is the wheel turning? How fast is Will running?