Interior Angles of Polygons

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.

Tags

CCSS.2.G.A.1

Front

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

Back

The sum of the interior angles of a hexagon (6 sides) is 720°.

Front

What is the measure of one interior angle in a regular polygon?

Back

In a regular polygon, the measure of one interior angle can be found using the formula: ((n - 2) × 180°) / n, where n is the number of sides.

Front

How many degrees are in each interior angle of a regular hexagon?

Back

Each interior angle of a regular hexagon is 120°.

Front

What is the measure of the interior angle of a triangle?

Back

The sum of the interior angles of a triangle is always 180°.

Tags

CCSS.8.G.A.5

Front

If a polygon has 10 sides, what is the sum of its interior angles?

Back

The sum of the interior angles of a decagon (10 sides) is 1440°.

Front

What is the measure of one interior angle in a regular octagon?

Back

Each interior angle of a regular octagon (8 sides) is 135°.

Front

What is the relationship between the number of sides and the sum of the interior angles?

Back

As the number of sides increases, the sum of the interior angles increases according to the formula (n - 2) × 180°.

Front

What is an interior angle?

Back

An interior angle is an angle formed between two sides of a polygon that is inside the polygon.