Geometry warm up 4/30

What is the SUM of the interior angle measures in a nonagon (9 sides)?

• 1440°

• 900°

• 1080°

• 1260°

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

• 90°

• 108°

• 120°

• 180°

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

• 60°

• 80°

• 108°

• 120°

Find the angle Find the angle sum of the interior angles of the polygon. of the polygon.

• 720°

• 900°

• 1080°

• 1260°

Find the angle sum of the interior angles of the polygon.

• 180°

• 540°

• 720°

• 1080°

What is the measure of one interior angle of a regular octagon?

• 135

• 180

• 145

• 190

What is the measure of one interior angle of a regular 20-gon?

• 90

• 146

• 162

• 122

What is the sum of exterior angles of a pentagon?

• 180

• 360

• 540

• 760

What is the SUM of the interior angle measures in a hexagon (6 sides)?

• 720°

• 1080°

• 600°

• 540°

Which formula is not a formula for finding either interior or exterior angles in a regular polygon?

• ( n - 2 )180

• ( n - 2 ) 180/ 360

• 360

• 360/n