Interior and Exterior Angles

Find the angle Find the angle sum of the interior angles of the polygon. of the polygon.

• 720° 

• 900° 

• 1080° 

• 1260° 

What is the formula for the sum of exterior angles in a polygon?

• 180(n−2)

• 180(n−2)÷n

• 360

• 360/n

Find the missing angle.

• 75

• 85

• 100

• 45

What is the measure of a single interior angle for a regular octagon?

• 1440

• 1080

• 1800

• 135

What is the sum of interior angles for an octagon?

• 1440

• 1080

• 1800

• 135

What is the sum of interior angles for a 27-gon?

• 4860

• 4500

• 3700

• 2700

What is the sum of interior angles for a 16-gon?

• 2880

• 2520

• 1600

• 157.5

If an exterior angle of a regular polygon has a measure of 36 degrees, how many sides does it have?

• 10

• 3

• 7

• 11

Solve for x

• 80

• 110

• 17

• 60

Solve for x

• 94

• 25

• 36

• 180