Geom: 3-1, 3-2 & 3-5 Flashcard Review

Front

What is the measure of an angle that is complementary to a 25° angle?

Back

The measure of the complementary angle is 65°.

Front

If angle 1 = 27°, what is the measure of angle 4 if they are vertical angles?

Back

Angle 4 = 27° (Vertical angles are equal).

Front

What is the measure of an angle that is supplementary to a 33° angle?

Back

The measure of the supplementary angle is 147°.

Front

Solve for y: 2y + 10 = 30.

Back

y = 10.

Front

What is the value of x in the equation 3x + 5 = 47?

Back

x = 14.

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 relationship between vertical angles?

Back

Vertical angles are equal in measure.

Front

If two angles are complementary and one angle measures 30°, what is the measure of the other angle?

Back

The other angle measures 60°.

Front

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

Back

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