Formulas of Polygons

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 the sum of exterior 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

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

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

• 4860
• 4500
• 3700
• 2700