7th Grade Math Review

Front

What is the definition of a constant?

Back

A number with no variable.

Front

The distance around a circle is called what?

Back

Circumference.

Front

Rational numbers include integers, fractions, and terminating and repeating decimals. True or False?

Back

True.

Front

What is the diameter of a circle with a radius of 12 cm?

Back

24 cm.

Front

Find the sum: -10 + 20

Back

10.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the value of the expression 3x + 4 when x = 2?

Back

10.

Front

What is the definition of a variable in mathematics?

Back

A letter that represents an unknown number.

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2πr or πd.

Front

What is the value of 5 squared?

Back

25.