Interior & Exterior Angles

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

• S= (n-2)180
• S= (n-180)2
• S= (n-2)180/n
• S= (n - 180)2/n

What is the sum of the exterior angles of a polygon?

• 180(n-2)
• 180
• (180(n-2))/n
• 360

What is the SUM of the angle measures in a triangle?

• 60°
• 90°
• 120°
• 180°

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

• 3960
• 360
• 15
• 4280

The sum of 5 angles of a hexagon is 600^o.  What is the measure of the 6th angle?

• 90^o
• 120^o
• 100^o
• 60^o

Find the measure of angle E.

• 9
• 97°
• 48°
• 79°

Solve for x. 

• 100
• 120
• 125
• 130

Solve for x

• 45
• 12
• 90
• 2

This polygon is a

• Irregular Heptagon

• Regular

  Heptagon

• Regular

  Hexagon

• Irregular

  Hexagon

Find the measure of the angle x.

• 105
• 115
• 65
• 75