Square, square roots, cube and cube roots

 $\sqrt{16}=?$  

• 8

• 2

• 4

• 32

Tags

CCSS.8.EE.A.2

 $9^2=18$  True or false?

• True

• False

Tags

CCSS.8.EE.A.1

 $-\sqrt{144}$  

• 12

• -12

• -72

• none of the above (imaginary number) 

Tags

CCSS.8.EE.A.2

The area of a square painting is 81  $cm^2$  . What is the length of one side?

• 9

• -9

• 40.5

• -40.5

Tags

CCSS.8.EE.A.2

 $-6^2$  = ? 

• 36

• -36

• 12

• -12

Tags

CCSS.6.EE.A.1

 $\sqrt{\left(\frac{16}{81}\right)}\ \ =\ ?$  

•  $\frac{8}{27}$  

•  $\frac{8}{9}$  

•  $\frac{4}{9}$  

•  $\frac{4}{3}$  

Tags

CCSS.8.EE.A.2

Select the set with all perfect squares.

• -144, 9, 50, 75, 81, 100

• 9, 50, 81, 100

• 9, 50, 75, 81, 100

• 9, 81, 100

Tags

CCSS.8.EE.A.2

13²

• 26
• 196
• 144
• 169

Tags

CCSS.6.EE.A.1

 $-\sqrt{36}=$  

• -6

• 6

• -18

• 12

Tags

CCSS.8.EE.A.2

The number 1,000 is a...

• perfect square

• perfect cube

Tags

CCSS.8.EE.A.2