Area of Regular Polygons

1
Area of Regular Polygons
2

• Area of
• Equilateral
• triangle is
• A1/4 3s2

3
Apothem- in a regular polygon, it is the distance
from the center to the side.

• Area of Regular Polygon
• A ½ aP

4
Perimeter is 80 inches. Height is 24 inches.
Find apothem. Find measure of
each central lt. Find radius. Find
area of sign.