Interior and Exterior Angles of Polygons

What is the formula to find the sum of the interior angles of any polygon?

• n - 3

• n -2

How many sides that the heptagon have?

• 6

• 5

• 7

• 8

Tags

CCSS.2.G.A.1

What is the name of 8-sided polygon?

• Heptagon

• Octagon

• Nonagon

• Pentagon

Tags

CCSS.2.G.A.1

What is the value of x in the given figure?

Tags

CCSS.8.G.A.5

Find the value of x in the given figure.

• 100

• 125

• 120

• 130

What is the sum of exterior angles of any polygon?

Find the value of x.

• 60

• 85

• 125

• 55

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

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