Period 6/7 Angles & Polygons Review 2024

Front

What is the measure of the angle in a triangle if the other two angles are 73° and 56°?

Back

The measure of the angle is 51°.

Front

What is the sum of the interior angles of a polygon with 11 sides?

Back

The sum of the interior angles is 1620°.

Front

What are complementary angles?

Back

Complementary angles are two angles that add up to 90°.

Front

What are supplementary angles?

Back

Supplementary angles are two angles that add up to 180°.

Front

If angle A is 74° and angle B is complementary to angle A, what is the measure of angle B?

Back

Angle B is 16°.

Front

How do you find the measure of an exterior angle of a polygon?

Back

The measure of an exterior angle is equal to 360° divided by the number of sides.

Front

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

Back

The formula is (n - 2) * 180°, where n is the number of sides.

Front

If two angles are supplementary and one angle measures 20°, what is the measure of the other angle?

Back

The other angle measures 160°.

Front

What is the measure of angle C if angle A is 73° and angle B is 146°?

Back

Angle C measures 61°.

Front

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

Back

The polygon has 8 sides.