Chapter 5 Flashcard Review

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 given by the formula: (n - 2) × 180°.

Front

How many sides does a polygon have if the sum of its interior angles is 2700°?

Back

17 sides.

Front

What is the sum of the interior angles of a polygon with 5 sides?

Back

The sum is 540°.

Front

What is the sum of the interior angles of a nonagon (9 sides)?

Back

1260°.

Front

What is a polygon called if the sum of its interior angles equals 1440°?

Back

Decagon.

Front

How do you find the measure of one interior angle of a regular polygon?

Back

Divide the sum of the interior angles by the number of sides.

Front

What is the sum of the interior angles of a hexagon (6 sides)?

Back

720°.

Front

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

Back

1440°.

Front

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

Back

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.