12.3 Angles of Polygons

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 sum of the interior angles of the polygon.

• 180° 
• 540° 
• 720° 
• 1080° 

Tags

CCSS.7.G.B.6

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

What is the name of a 7 sided polygon?

• hexagon
• heptagon
• octagon
• nonagon

Tags

CCSS.2.G.A.1

Find the missing angle.

• 75
• 85
• 100
• 45

Tags

CCSS.HSG.C.A.3

Find the measure of the angle x.

• 105
• 115
• 65
• 75

Tags

CCSS.7.G.B.5

Find the value of X

• 94
• 25
• 36
• 180

Tags

CCSS.7.G.B.5

What is the measure of each interior angle of a Regular Polygon?

• S = (n-2)*180

• S = ((n-2)*180)/n

• S = (n-2)*360

• 360/n

Tags

CCSS.7.G.B.6