Angles in 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

Find the value of X

• 94
• 25
• 36
• 180

Tags

CCSS.7.G.B.5

What's x?

• 1080°

• 45°

• 135°

• 1440°

Tags

CCSS.7.G.B.5

Find the value of X.

• 100° 
• 110° 
• 150° 
• 168° 

Tags

CCSS.7.G.B.5

Find the value of y.

• 125
• 135
• 140
• 110

Tags

CCSS.7.G.B.5

A regular polygon has an EXTERIOR angle with a measure of 60. How many sides does it have?

• 6

• 120

• 3

• 60

• 8

A polygon has a sum of interior angle measures equal to 1620°. How many sides does the polygon have?

• 9
• 11
• 13
• 7

Tags

CCSS.7.G.B.5

List ALL of the terms that best describe the figure

• Polygon

• Convex

• Non-Convex

• Quadrilateral

• Octagon

One interior angle of a regular polygon is 144^o. How many sides is the polygon?

• 8 Sides

• 12 Sides

• 14 Sides

• 10 sides

• 16 Sides