Measures of Polygons

Find the sum of the interior angle measures of a 13-gon. Sum = (n-2)180

• 1980

• 2340

• 1170

• 1000

Find the sum of the interior angle measures of a octagon. Sum = (n-2)180

• 1440

• 1080

• 1440

• 540

Find the sum of the interior angle measures of a pentagon

• 270

• 540

• 900

• 860

Find the sum of the interior angle measures of a hexagon

• 1080

• 180

• 360

• 720

A polygon with the same angles and side lengths

• Equilateral

• Regular

• Equiangle

• Triangle

Tags

CCSS.2.G.A.1

A polygon with 4 sides

• Triangle

• Pentagon

• Rectangle

• Circle

Tags

CCSS.2.G.A.1

What is the value of X in the triangle? (ext angle = sum of remote interior angles)

• 80^o

• 144^o

• 148^o

• 36^o

Tags

CCSS.8.G.A.5

Find the measure of one interior angle in a regular pentagon.

• 540

• 108

• 90

• 900

Find the measure of one interior angle in a regular triangle.

• 180

• 90

• 60

• 45

A polygon with all equal angles

• equiangular

• equilateral

• circle

• monogon

Tags

CCSS.2.G.A.1