Exterior and Exterior Angles of Polygons

How do you find the sum of the exterior angles of a polygon?

• 180(n-2)

• 180

• (180(n-2))/n

• 360

Solve for x

• 45

• 12

• 90

• 2

What is the sum of the exterior angles of a 20-gon?

• 180

• 360

• 3240

• 162

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

• 180

• 360

• 1440

• 144

If an exterior angle of a regular polygon measures 15°, how many sides does it have?

• 23

• 24

• 25

• 11

• 13

• 15

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

• 360

• 162

• 18

• 3240

Solve for the m<C

• 93

• 96

• 102

What is the measure of EACH exterior angle of a 21-gon?

• 360

• 17.14

• 18.94

• 18

Solve for x

• 19

• 14

• 10

• 12