Measure of Polygon Angles

Fill in the Blank

Fill in the Blank

Fill in the Blank

Multiple Choice

What is the formula for the sum of interior angles in a polygon?

• 180(n−2)
• 180(n−2)÷n
• 360
• 360/n

Multiple Choice

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

180(n-2) where n is the number of sides

• 1440

• 900

• 1080

• 1260

Multiple Choice

What is the SUM of the angle measures in a dodecagon (10 sides)?

180(n-2) where n is the number of sides

• 1440

• 1080

• 1260

• 180

Multiple Choice

What is the SUM of the angle measures in a hexagon (6 sides)?

• 720°
• 1080°
• 600°
• 540°

Multiple Choice

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

• 60

• 80

• 108

• 120

Multiple Choice

The sum of the interior angles of a polygon is 2160 degrees. How many sides does this figure have?

• 10

• 12

• 14

• 16

Multiple Choice

Find the value of X.

• 100° 
• 110° 
• 150° 
• 168° 

​NOTE to write down.

Write down the last line and their headings​

Multiple Choice

What is the formula for the sum of exterior angles in a polygon?

• 180(n−2)
• 180(n−2)÷n
• 360
• 360/n

Multiple Choice

Find the exterior angle on a regular polygon with 5 sides...

• 72^o

• 108^o

• 60^o

• 120^o

Multiple Choice

Find the value of y.

• 125

• 135

• 140

• 110

​Your next assignment is in Delta Math...Polygon Angles