Interior and Exterior Polygons

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

• 3960

• 360

• 15

• 4280

What is the SUM of the angle measures in a nonagon (9 sides)?

• 1440°

• 900°

• 1080°

• 1260°

Solve for x.

• 80

• 110

• 17

• 60

Solve for x

• 45

• 12

• 90

• 2

Tags

CCSS.HSG.CO.C.11

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

• 180

• 360

• 3240

• 162

The sum of 5 angles of a hexagon is 600^o.  What is the measure of the 6th angle?

• 90^o

• 120^o

• 100^o

• 60^o

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

• 60°

• 80°

• 108°

• 120°

Find the interior angle on a regular polygon with 5 sides...

• 72^o

• 108^o

• 60^o

• 120^o

Find the exterior angle on a regular polygon with 40 sides...

• 9^o

• 8^o

• 171^o

• 172^o

What is the formula for a particular interior angle in a regular polygon?

• 180(n−2)

• 180(n−2)÷n

• 360

• 360/n