Squares and Square Roots Check In

The √20 is between which two integers?

• 2 & 3

• 3 & 4

• 4 & 5

• 5 & 6

The √40 is between which two integers?

• 7 & 8
• 6 & 7
• 5 & 6
• 4 & 5

Square roots are the opposite of ____________.

• Cube Roots

• Perfect Squares

• Multiplication

• Absolute Value

Evaluate:  $\sqrt{225\ }+\ \sqrt{169}$  

• 28

• 300

• 27

• 38

Divide.
 $\sqrt{\frac{144}{9}}$  

•  $16$  

•  $4$  

•  $12$  

•  $3$  

Simplify
 $\sqrt{25}+\sqrt{100}$  

•  $125$  

•  $\sqrt{125}$  

•  $\sqrt{15}$  

•  $15$  

Simpify
 $\sqrt{4\cdot3+13}$  

•  $25$  

•  $\sqrt{5}$  

•  $5$  

•  $2\sqrt{3}$  

 $\sqrt{\frac{64}{25}}=\frac{y}{5}$  
What is y?

• 4

• 8

If I know the area of a square, how do I find the side length?

• I square the area.
• I divide the area by 2.
• I take the square root of the area.
• I divide the area by 4.

How do you find the area of a square?

• (Side) * 2
• (Side) + (Side)
• Length + Width
• (Side)²