Roots & Irrational Numbers

Which of the following is rational?

• $\sqrt{5}$

• $\sqrt{78}$

• $\sqrt{125}$

• 
  

  $\sqrt{81}$

Tags

CCSS.8.NS.A.1

Is 225 a perfect square?

• Yes
• No

Tags

CCSS.8.EE.A.2

 $^3\sqrt{8}=$  

• 2

• -2

• ±2

• None

Tags

CCSS.8.EE.A.2

Which of the following is not a perfect square integer?

• 25

• 63

• 36

• 49

Between which two whole numbers is the

√5?

• 1 and 2

• 2 and 3

• 3 and 4

• 4 and 5

Tags

CCSS.8.NS.A.2

In between what two integers is the square root of 77?

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

Tags

CCSS.8.NS.A.2

Mr. Mason was hired to tile a square-shaped bathroom. Mr. Mason is laying 676 square feet of tile. What is the length of the bathroom?

• 676 ft

• 338 ft

• 169 ft

• 26 ft

Tags

CCSS.8.EE.A.2

Which of the following is rational? 

• .211232112421125. . . .

• π

• $\sqrt{25}$

• $\sqrt{12}$

  
  

Tags

CCSS.8.NS.A.1

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Tags

CCSS.8.NS.A.1

What kind of number is   π   ?

• rational
• irrational
• whole
• integer