Angle Measures of Polygons

An exterior angle measure of a regular polygon is 22.5⁰.  How many sides does the polygon have?

• 18
• 16
• 20
• 14

What is the exterior angle of a regular polygon with an interior angle of 165 degrees?

• 180
• 15
• 360
• 195

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

• 3960
• 360
• 15
• 4280

What is the sum of the exterior for a nonagon?

• 180
• 1260
• 360
• 9

What is the formula for the sum of the interior angles?

• sum of the interior angles =360
• sum of the interior angles =180(n-2)
• sum of the interior angles =360/n
• sum of the interior angles = ((n-2)180)/n

What is the formula for the sum of the exterior angles?

• sum of the exterior angles = 360
• sum of the exterior angles = 180(n-2)
• sum of the exterior angles = n/360
• sum of the exterior angles = 360/n

How many sides does a equiangular polygon have with an exterior angle of 24^o?

• 24
• 26
• 124
• 15

What is an exterior angle of a regular 67-gon?

• 5.4
• 11700
• 3.2
• 113

• 35
• 40
• 45
• 50

• 410
• 335
• 155
• 130