Review for Case

What type of number is a non-repeating, non-terminating decimal?

• irrational

• prime

• rational

• imaginary

Which is the best rational approximation for  $\sqrt{55}$  ?

• 7.5

• 27.5

• 5.5

• 11.0

The number  $-\sqrt{16}$  belongs to what number system(s)?

• natural number

• whole number

• integer

• rational number

• imaginary number

Which statement about  $\sqrt{15}$  and  $\pi$  is true?

• Both numbers can be categorized as rational.

• Both numbers can be written as decimal numbers that neither terminate nor repeat.

• Both numbers can be written as fractions with integer numerators and denominators.

• Both numbers can be categorized as natural numbers because they are positive.

Which decimal appears to be a rational number?

• 2.14285714285714...

• 3.14159265358979...

• 4.79583152331272...

• 5.56776436283002...

√256

• 14
• 16
• 13
• 17

What is the cube root of 125?

• 5
• -5
• 25
• -25

What is the cube root of 1000?

• 10
• 100
• 500
• 20

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

The √20 is between which two integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6