CCGPS AG 3.4.2 Example 1

Author:
Walch Education, GeoGebra Materials Team
A circle has a radius of units. Find the area of a sector with a central angle of .
GeoGebra Applet
  1. Find the area of the circle.
  2. Set up a proportion.
  3. Multiply both sides by the area of the circle to find the area of the sector.

Discover Resources

New Resources