Sum of Interior and Exterior Angles of Regular Polygons

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

• 3960

• 360

• 15

• 4280

The following polygon is a Regular Pentagon. Find the measure of EACH EXTERIOR angle of the polygon.

• 50°

• 55°

• 72°

• 355°

Find the sum of the interior angle measures of a convex 20-gon.

• 3240 degrees

• 3600 degrees

• 5400 degrees

• 3060 degrees

Find the value of X.

• 100° 

• 110° 

• 150° 

• 168° 

Solve for x. 

• 12

• 10

• 25

• 5

What is the sum of measures of interior angles of a 23 gon?

• 3460

• 3620

• 3780

• 11

• 13

• 15

• 19

• 20

• 21

What is the sum of the measures of the interior angles of an octagon?

• 1080

• 720

• 900

• 1260

Solve for x

• 7

• 9

• 11

• 10