Polygon Properties

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 calculate the sum of the interior angles of a polygon?

Back

The sum of the interior angles of a polygon with n sides is (n - 2) × 180 degrees.

Front

How many sides does a decagon have?

Back

A decagon has 10 sides.

Front

What is a regular polygon?

Back

A regular polygon is a polygon where all sides and angles are equal.

Front

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

Back

The sum of the interior angles of a quadrilateral is 360 degrees.

Front

What is the sum of the exterior angles of any polygon?

Back

The sum of the exterior angles of any polygon is always 360 degrees.

Front

How many sides does a nonagon have?

Back

A nonagon has 9 sides.

Front

What is an irregular polygon?

Back

An irregular polygon is a polygon that does not have all sides and angles equal.

Front

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

Back

The sum of the interior angles of a triangle is 180 degrees.

Front

If a polygon has 12 sides, what is the sum of its interior angles?

Back

The sum of the interior angles of a dodecagon (12 sides) is 1800 degrees.