Applying properties of polygons

What does this formula find?

• Number of Sides
• Interior Angle of a Regular Polygon
• Sum of Interior Angles
• Exterior Angle of a Regular Polygon

Find the measure of one exterior angle in the regular polygon. Round your answer to the nearest tenth.

What is the measure of each exterior angle of a regular dodecagon (12-sided polygon)?

• 30 degrees

• 45 degrees

• 60 degrees

• 15 degrees

What is the value of x?

• 9
• 11
• 12
• 3

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

• 4860

• 4500

• 360

• 270

How do the interior and exterior angles of a polygon relate?

• They are complementary

• They are congruent

• They are supplementary

• They have no relationship

• The relationship depends on what polygon is being used

If the polygon shown below is a regular nonagon, what is the measure of x?

(Type in only a number)

What is the measure of EACH EXTERIOR angle of a 20-gon?

• 14°

• 15°

• 17°

• 18°

What is the sum of exterior angles of a pentagon?

• 180

• 360

• 540

• 760

What is the sum of exterior angles of a pentagon?

• 180

• 360

• 540

• truck