Real Numbers Test Review

√121

• 12
• 10
• 11
• 3

The area of a square painting is 81 cm².  What is the side length of the painting?

• 40.5 cm
• 162 cm
• 6,561 cm
• 9 cm

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

Which of the following numbers is rational?

• √8
• √16
• √50
• √75

-13

• Rational
• Irrational

Which of the following contains only rational numbers?

• 2.5, .764567..., 1/2, √27
• π, √4, √16, 7.7
• 6.7, 4.45, -3, 
• 5, -4.5, √13, √-9

What is the definition of an integer

• All positive and negative whole numbers
• Decimals or fractions that terminate for repeat
• All positive whole numbers
• 0

-14 could be classified as all of these EXCEPT?

• Integer

• Real

• Rational

• Whole

• Rational

• Irrational