Squares, Cubes, Square Roots, 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

 $\sqrt{-144}$  

• 12

• -12

• 72

• none of the above (imaginary number)

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

 $3_{\sqrt{8}}$    (cube root of 8) 

• 2

•  $\pm2$  

• -2

• None of the above 

Tags

CCSS.8.EE.A.2

 $3_{\sqrt{-1}}$  (cube root of -1)

•  $\pm1$  

• 1

• -1

• 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.8.EE.A.1

 $\left(-6\right)^2$  = ?

• 12

• -12

• -36

• 36

Tags

CCSS.8.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