Lesson 6.1 Simplifying Radicals

What do we call √ ?

• radicand
• radical symbol
• cube root
• index

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CCSS.8.EE.A.2

11² =

• 22
• 44
• 144
• 121

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CCSS.6.EE.A.1

A perfect square is when a whole number is multiplied by itself?

• FALSE
• TRUE

Tags

CCSS.6.EE.A.1

Which of the following is NOT a perfect square?

• 1
• 4
• 100
• 8

Tags

CCSS.8.EE.A.2

Square roots are the opposite of ____________.

• Cube Roots
• Squaring
• Multiplication
• Absolute Value

Tags

CCSS.8.EE.A.2

144

• Is a perfect square.
• Is not a perfect square.

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CCSS.8.EE.A.2

65

• Is a perfect square.
• Is not a perfect square.

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CCSS.8.EE.A.2

The  $\sqrt{20}$ is between which two integers?

• 2 & 3

• 3 & 4

• 4 & 5

• 5 & 6

Estimate:  $\sqrt{28}$  

• 5.6

• 5.9

• 5.3

• 8

Estimate:   $\sqrt{87}$  

• Between 7 and 8 and closer to 8

• Between 8 and 9 and closer to 9

• Between 9 and 10 and closer to 9

• Between 9 and 19 and closer to 10