Interior and Exterior Angle Sum

What is the value of x?

Tags

CCSS.8.G.A.5

Find the interior angle sum for the polygon shown in the diagram.

What is the sum of the interior angles for a      33-gon

Solve for x.

A polygon's interior angles add up to 2700.  How many sides does the polygon have?

Solve for x. 

• 12

• 10.8

• 25

• 5

• 18.2

What is the sum of the exterior angles for a      54-gon

If an exterior angle of a regular polygon has a measure of 30 degrees, how many sides does it have?

Find the measure of angle E.

Find the measure of one exterior angle of a regular hexagon.

• 30 degrees

• 60 degrees

• 72 degrees

• 90 degrees