Polygon Angle Sums

What is the angle sum of a 22 sided polygon?

• 1,800

• 3,960

• 3,600

• 3,540

A polygon has an angle sum of 1,800. How many sides does it have?

• 10

• 12

• 11

• 13

What is the measure of e?

• 86

• 52

• 42

• 35

Tags

CCSS.8.G.A.5

What is the measure of x?

• 34

• 90

• 146

• 44

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

• (n - 2)180
• (n - 1)180
• 360
• (n - 3)(180)

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

• 3960
• 360
• 15
• 4280

What is the sum of the interior angles of the hexagon shown?

• 180° 
• 540° 
• 720° 
• 1080° 

Tags

CCSS.7.G.B.6

Calculate the sum of the interior angle measures of a polygon with 16 sides.

• 2880 degrees
• 2520 degrees
• 344 degrees
• 360 degrees

Find the measure of ONE exterior angle of a regular decagon.

• 36
• 10
• 18
• 40

Tags

CCSS.HSG.CO.A.1

Find the measure of ONE interior angle of a regular dodecagon.

• 150
• 120
• 1800
• 20

Tags

CCSS.HSG.CO.A.1