Geometry Semester Review

Front

What is the value of x if x + 4 = 14?

Back

x = 10

Front

What is the complement of an angle whose measurement is 84 degrees?

Back

6 degrees

Front

What is the sum of the angles of a triangle?

Back

180 degrees

Front

What do you call two angles that add up to 180 degrees?

Back

Supplementary angles

Front

What do you call two angles that add up to 90 degrees?

Back

Complementary angles

Front

What is the definition of vertical angles?

Back

Vertical angles are the angles opposite each other when two lines cross.

Front

If one angle measures 30 degrees, what is the measure of its complement?

Back

60 degrees

Front

What is the definition of congruent angles?

Back

Congruent angles are angles that have the same measure.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

What is the definition of a right angle?

Back

A right angle is an angle that measures 90 degrees.