Polygon Interior Angle Sum Theorem

Front

A polygon with six sides is called a(n) ______________.

Back

hexagon

Front

Find the measure of the angle x if the interior angles of a polygon sum to 630° and there are 6 sides.

Back

105°

Front

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

Back

1260°

Front

A polygon's interior angles add up to 2700. How many sides does the polygon have?

Back

17

Front

Each triangle has an angle sum of _______ degrees.

Back

180

Front

What is the formula to calculate the sum of the interior angles of a polygon?

Back

(n - 2) × 180°, where n is the number of sides.

Front

If a polygon has 5 sides, what is the sum of its interior angles?

Back

540°

Front

What is a decagon?

Back

A polygon with ten sides.

Front

How many sides does a polygon have if the sum of its interior angles is 1080°?

Back

8 sides.

Front

What is the measure of each interior angle of a regular hexagon?

Back

120°