Final Review Day 2 #13-26

Front

What is the measure of an angle that is complementary to a 32° angle?

Back

The measure of the complementary angle is 58°.

Front

Solve for x in the equation: 2x + 4 = 20.

Back

x = 8.

Front

Solve for x in the equation: 3x - 5 = 13.

Back

x = 6.

Front

What is the measure of an angle that is supplementary to a 60° angle?

Back

The measure of the supplementary angle is 120°.

Front

Which of the following is NOT a valid name for the angle? Options: \angle E, \angle2, \angle EDF, \angle DEF

Back

\angle EDF is NOT a valid name.

Front

Define complementary angles.

Back

Complementary angles are two angles whose measures add up to 90°.

Front

Define supplementary angles.

Back

Supplementary angles are two angles whose measures add up to 180°.

Front

What is the formula for finding the measure of an angle in a triangle?

Back

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

Front

If one angle measures 70°, what is the measure of the other angle if they are complementary?

Back

The other angle measures 20°.

Front

What is the definition of an angle?

Back

An angle is formed by two rays with a common endpoint called the vertex.