Square Roots and Cube Roots Going Backwards

What is a square root

• A number to the second power
• A square that has roots on it
• A number times two
• Square roots are numbers that produce a specified quantity when multiplied by itself
  

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CCSS.8.EE.A.2

Square root of 16 is....

• 8
• 4
• 2
• 3

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CCSS.8.EE.A.2

√324

• 19
• 15
• 18
• 17

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CCSS.8.EE.A.2

The square root of 256 is...

• 15
• 18
• 13
• 16

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CCSS.8.EE.A.2

Is 225 a perfect square?

• Yes
• No

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CCSS.8.EE.A.2

√-25 = 

• 5
• -5
• 8
• none of the above

-√144

• 12
• 13
• -12
• None of the above

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CCSS.8.EE.A.2

√361

• 19
• 20
• 16
• 17

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CCSS.8.EE.A.2

√ 81

• 8
• 7
• 10
• 9

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CCSS.8.EE.A.2

√ 36

• 4
• 6
• 12

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CCSS.8.EE.A.2