Polygon Interior Angles

What is the SUM of the angle measures in a nonagon (9 sides)?

• 1440°

• 900°

• 1080°

• 1260°

What is the SUM of the angle measures in a hexagon (6 sides)?

• 720°

• 1080°

• 600°

• 540°

Find the value of X.

• 100

• 120

• 125

• 130

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

• 60°

• 80°

• 108°

• 120°

b. Find the measure of one interior angle for the regular polygon.

Answer explanation

Find the value of X.

• 100 degrees

• 120 degrees

• 125 degrees

• 130 degrees

Answer explanation

Find the value of X

• 94 degrees

• 25 degrees

• 36 degrees

• 180 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 measure of angle K.

• 9

• 97°

• 48°

• 79°

Answer explanation