TEST Interior and Exterior Angles of Polygons

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

• 180
• 360
• 3240
• 162

Find the value of x

• 141
• 150
• 135
• 163

Tags

CCSS.7.G.B.5

The sum of the exterior angles of a polygon is __________________ where n is the number of sides.

• 360
• n
• (n - 2)180
• (n - 1)180

Find the measure of the angle x.

• 105
• 115
• 65
• 75

Tags

CCSS.7.G.B.5

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

• 14°
• 15°
• 17°
• 18°

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

• 1440°
• 900°
• 1080°
• 1260°

Tags

CCSS.7.G.B.6

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.6

CCSS.4.MD.C.7

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

• 60°
• 80°
• 108°
• 120°

Tags

CCSS.HSG.CO.D.13

Find the angle Find the angle sum of the interior angles of the polygon. of the polygon.

• 720° 
• 900° 
• 1080° 
• 1260° 

Tags

CCSS.7.G.B.6

Find the missing angle.

• 75
• 85
• 100
• 45

Tags

CCSS.HSG.C.A.3