Polygon Review Part 1

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments connected end to end.

Front

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

Back

The sum of the interior angles of a polygon with n sides is given by the formula: (n - 2) × 180°.

Front

How many sides does a nonagon have?

Back

A nonagon has 9 sides.

Front

What is the sum of the interior angles of a nonagon?

Back

The sum of the interior angles of a nonagon is 1260°.

Front

How many sides does a dodecagon have?

Back

A dodecagon has 12 sides.

Front

What is the sum of the interior angles of a dodecagon?

Back

The sum of the interior angles of a dodecagon is 1800°.

Front

What is an octagon?

Back

An octagon is a polygon with 8 sides.

Front

If the sum of the interior angles of a polygon is 1620°, how many sides does it have?

Back

The polygon has 11 sides.

Front

What is the measure of each interior angle in a regular polygon with 6 sides?

Back

Each interior angle in a regular hexagon is 120°.

Front

What is a regular polygon?

Back

A regular polygon is a polygon with all sides and angles equal.