8th grade Math Review

Front

What is the sum of the angles in a triangle?

Back

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

Front

What is the value of x in the equation x + 5 = 12?

Back

x = 7.

Front

What is a negative number?

Back

A negative number is a number less than zero.

Front

What are corresponding angles?

Back

Corresponding angles are angles that are in the same position on different parallel lines cut by a transversal.

Front

What is the result of -5 - (-3)?

Back

The result is -2.

Front

What is the definition of supplementary angles?

Back

Supplementary angles are two angles whose sum is 180 degrees.

Front

What is the value of x in the equation 3x = 21?

Back

x = 7.

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is a positive number.

Front

What is the definition of vertical angles?

Back

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

Front

What is the value of -12 ÷ -6?

Back

The value is 2.