Polygon Interior and Exterior Angles

Solve for x

• 85

• 540

• 110

• 120

solve for y

• 360

• 165

• 125

• 190

Tags

CCSS.7.G.B.5

Solve for x

• 12

• 29

• 360

• 348

Find x

• 105

• 405

• 720

• 3

What is the formula for the sum of the interior angles of a polygon

• (n-2)/180

• (n-2) + 180

• (n-2) x 180

• (n-2) - 180

What is the formula to find an interior angle of a regular polygon?

The exterior angles always have a sum of

• 180

• 360

What is the sum of the interior angles of a hexagon(6 sides)?

• 540

• 1080

• 900

• 720

What is the sum of the interior angles of a nonagon(9 sides)?

• 1080

• 1260

• 1620

• 1440

What is the sum of the interior angles of a 27-gon?

• 4320

• 4680

• 4500

• 4860