Interior and Exterior Angles of Poly

Find the value of y.

• 125

• 135

• 140

• 110

Solve for x.

• 220

• 110

• 250

• 125

Solve for x. 

• 12

• 10

• 25

• 5

Find the measure of angle y.

• y=65°

• y=70°

• y=60°

• y=80°

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

• 720° 

• 900° 

• 1080° 

• 1260° 

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

• 3460

• 3620

• 3780

What is the measure of EACH interior angle of a regular 18 gon?

• 140

• 160

• 190

What is the sum of the measures of the exterior angles of a dodecagon?

• 180

• 360

• 1440

• 144

What is the measure of each exterior angle of a regular 20-gon?

• 360

• 162

• 18

• 3240

If the sum of the interior angles of a polygon is 1,980° , how many sides does it have?

• 13

• 14

• 15