Exterior Angles in Polygons

• 1 and 2

• 3 and 4

• 3

• 4

What is the size of each exterior angle in a regular pentagon?

• 540^o

• 360^o

• 72^o

• 108^o

What is the size of each exterior angle in a regular octagon?

• 135^o

• 1080^o

• 360^o

• 45^o

What is the measure of angle x?

• 70

• 160

• 135

• 20

What is the value of x?

• 75.5

• 38

• 151

• 21

What is the measure of x?

• 14

• 156

• 95

• 109

What is the measure of x?

• 110

• 36

• 25

• 32

What is the sum of the measures of the exterior angles of a nonagon in degrees?

Answer explanation

It does not matter what type of polygon you have. Exterior angle sum will always be 360 degrees.

Select the correct values for a and m.

• a=50, m=89

• a=50, m=116

• a=105, m=89

• a=105, m=116