Polygon Practice

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

• 1440

• 1260

• 1080

• 135

What is the sum of the measures of the interior angles of a 25-gon?

• 4500

• 4140

• 165.6

• 3960

What is the measure of each interior angle of a regular hexagon?

• 120

• 720

• 60

• 135

What is the measure of each interior angle of a regular 16-gon?

• 160

• 2520

• 22.5

• 157.5

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

• 180

• 36

• 360

• 1440

What is the measure of each exterior angle of a regular 30-gon?

• 12

• 168

• 360

• 5040

If the exterior angle of a regular polygon is 22.5 degrees, how many sides does it have?

• 17

• 14

• 15

• 16

If the interior angle of a regular polygon measures 170 degrees, how many sides does it have?

• 60

• 36

• 10

• 30

If the sum of the measures of the interior angles of a polygon is 1980 degrees, how many sides does it have?

• 15

• 11

• 13

• 17

If the sum of the measures of the interior angles of a polygon is 5400 degrees, how many sides does it have?

• 36

• 34

• 30

• 32