10.1 Polygon Quiz

The measurement of the sum an interior
angle of a regular nonagon is 1080°

• True
• False

Find the sum of the interior of angles in a 12-gon

• 1800
• 1080
• 1620
• 1260

Find the measureof the sum of the exterior angles in a hexagon

• 360
• 180
• 720
• 540

Find one interior angle in a heptagon

• 128.57
• 108
• 120
• 135

Find the sum of the interior angles in a 15-gon

• 2000
• 2340
• 1875
• 1080

A polygon with six sides is called a(n) ______________.

• hexagon
• pentagon
• decagon
• septagon

A polygon with 8 sides is called a(n) __________________.

• octagon
• decagon
• heptagon
• dodecagon

Solve for x. 

• 100
• 120
• 125
• 130

Find the measure of the angle x.

• 105
• 115
• 65
• 75

Find the value of y.

• 125
• 135
• 140
• 110