Interior Angles of Polygon

Find the value of X.

• 100 degrees

• 120 degrees

• 125 degrees

• 130 degrees

Answer explanation

The sum of the interior angles in a polygon is 3,240^o. How many sides are in the polygon?

• 10 sides

• 22 sides

• 18 sides

• 20 sides

Answer explanation

Find the value of x.

• 110 degrees

• 90 degrees

• 130 degrees

• 120 degrees

Answer explanation

Find the value of X

• 94 degrees

• 25 degrees

• 36 degrees

• 180 degrees

Answer explanation

Find the measure of angle K.

• 9

• 97°

• 48°

• 79°

Answer explanation

Tags

CCSS.HSG.C.A.3

Which formula represents how to find the interior angle sum of any polygon?

• (number of sides - 2) x 180

• (number of sides + 2) x 180

• number of sides x 180

• number of sides x 360

What is the SUM of the interior angles in a pentagon (5 sides)?

• 360°

• 90°

• 180°

• 540°

The sum of the interior angles in a polygon is 3,240^o.  How many sides are in the polygon?

• 10

• 582,840

• 18

• 20

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

• 1440°

• 900°

• 1080°

• 1260°

What is the sum of the interior angles of the hexagon shown?

• 180° 

• 540° 

• 720° 

• 1080°