Interior and Exterior Angles of Polygons

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

• 1440°
• 900°
• 1080°
• 1260°

Tags

CCSS.4.MD.C.5

CCSS.4.MD.C.7

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

• 90°
• 108°
• 120°
• 180°

Tags

CCSS.4.MD.C.5

CCSS.4.MD.C.7

CCSS.4.MD.C.6

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

• 60°
• 80°
• 108°
• 120°

Tags

CCSS.HSG.CO.D.13

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

• 180
• 360
• 3240
• 162

Find the number of sides of a polygon with one exterior angle measuring 6⁰.

• 60
• 30
• 20
• 10

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

The measure of each interior angle of a regular polygon is 108°. Find the number of sides of the polygon.

• 6

• 7

• 4

• 5

The measure of each interior angle of a regular polygon is 162°. Find the number of sides of the polygon.

• 3

• 20

• 19

• 10