Interior Polygons

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 sum of the interior angles for the polygon.

Answer explanation

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

Find the measure of angle K.

• 9

• 97°

• 48°

• 79°

Answer explanation

Name this polygon.

• Pentagon

• Hexagon

• Heptagon

• Octagon

Name this polygon.

• Octagon

• Nonagon

• Decagon

• Dodecagon

The sum of the interior angles of a polygon is 3960°. How many sides does the polygon have?

• 12

• 24

• 25

• 13

Find the size of angle x

• 108^o

• 120^o

• 90^o

• 144^o