Interior and Exterior Polygons Practice

What is the sum of the interior angles for a 24-gon?

• 3960

• 360

• 15

• 4280

Solve for x

• 45

• 12

• 90

• 2

What is the measure of EACH interior angle of a regular octagon?

Find the value of x.

Solve for x.

What the measure of the missing angle X?

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

• 720°

• 900°

• 1080°

• 1260°

Find the value of y.

• 125

• 135

• 140

• 110

How many of the following polygons are CONCAVE?

• All are concave

• 1 is concave

• 2 are concave

• None are concave

Find the value of X.

• 60

• 120

• 85

• 55