Interior & Exterior Angles of Polygons

Solve for x

• 94

• 25

• 36

• 180

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

• 180(n−2)

• 180(n−2)÷n

• 360

• 360/n

What is the formula for a particular interior angle in a regular polygon?

• 180(n−2)

• 180(n−2)÷n

• 360

• 360/n

Find the sum of the angles of a 17-gon.

Mathematical Equivalence

ON

What is the formula for a particular exterior angle in a regular polygon?

• 180(n−2)

• 180(n−2)÷n

• 360

• 360/n

What is the sum of interior angles for a pentagon?

• 900

• 540

• 360

• 108

What is the measure of a single interior angle for a regular pentagon?

• 900

• 540

• 360

• 108

What is the measure of a single interior angle for a regular octagon?

• 1440

• 1080

• 1800

• 135

What is the sum of interior angles for an octagon?

• 1440

• 1080

• 1800

• 135

What is the sum of exterior angles for a 27-gon?

• 4860

• 4500

• 360

• 270