Interior Angles in Polygons

What is the formula used to calculate the sum of the measures of the interior angles in any polygon?

• 360

• (n+2)180

• (n - 2)180

• 180n

What is the name of a polygon with 10 sides.

• Dodecagon

• Decagon

• Octagon

• Heptagon

What is the name of a polygon with 6 sides.

• Triangle

• Nonagon

• Quadrilateral

• Hexagon

What is the name of a polygon with 12 sides.

• Pentagon

• Dodecagon

• Heptagon

• Decagon

What is the name of a polygon with 5 sides.

• Pentagon

• Quadrilateral

• Nonagon

• Heptagon

What is the name of a polygon with 9 sides.

• Hexagon

• Decagon

• Nonagon

• Octagon

What is the name of a polygon with 8 sides.

• Octagon

• Heptagon

• Triangle

• Hexagon

What is the name of a polygon with 4 sides.

• Hexagon

• Triangle

• Decagon

• Quadrilateral

What is the name of a polygon with 7 sides.

• Quadrilateral

• Hexagon

• Heptagon

• Pentagon

Find the sum of the interior angles of a polygon with 14 sides.

• 2160

• 2520

• 2880

• 360