Pentagon is a polygon with five sides.
The figure below shows an pentagon. All its sides do not measure the same.
The figure below shows a regular pentagon. All its sides measure the same.
A. 106°
B. 110°
C. 108°
D. 100°
Correct Answer: C
Step 1: The measure of each angle of a regular polygon = , where n is the number of sides of the polygon.
Step 2: The measure of each angle of a regular pentagon = = 108°. [Substitute n = 5.]
Step 3: The measure of each angle of a regular pentagon is 108°.