Topic 6 Review

What is the sum of exterior angles of a pentagon?

• 180
• 360
• 540
• 760

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

• 135
• 180
• 145
• 190

What is the sum of the measure of the interior angles of an octagon?

• 180
• 960
• 1080
• 1280

What is the sum of the exterior angles of an octagon?

• 240
• 360
• 180
• 1080

What is the measure of each exterior angle of a regular 20-gon?

• 14°

• 15°

• 17°

• 18°

If the exterior angle of a regular polygon measures 9°, now many sides does the polygon have?

• 40
• 20
• 10
• 15

Solve of X

• 80
• 110
• 17
• 60

Find the value of X

• 112°
• 116°
• 90°
• 244°

Find the value of X

• 94
• 25
• 36
• 180

Find m∠B

• 63
• 69
• 79
• 80