Midterm Review Day One - Alg I

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = sum of all the sides.

Front

If the perimeter of a rectangle is 350 units and the length is 75 units, how do you find the width?

Back

Use the formula: Perimeter = 2(length + width). Rearranging gives width = (Perimeter/2) - length.

Front

Classify the number -7.5.

Back

-7.5 is classified as real and rational.

Front

Which of the following is not a classification for zero?

Back

Natural.

Front

Simplify the expression: -12 ÷ 6 (-2) + 8.

Back

The simplified result is 12.

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as fractions, while irrational numbers cannot be expressed as fractions.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the classification of the number 0?

Back

0 is classified as a rational, integer, and whole number.