Perfect Squares and Square Roots

​Standard: MGSE8.EE.2

Use square root and cube root symbols to represent solutions to equations. Recognize that x² = p (where p is a positive rational number and lxl < 25) has 2 solutions (where p is a negative or positive rational number and lxl < 10) has one solution. Evaluate square roots of perfect squares < 625.

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​Learning Targets

I can use square root symbols to represent solutions to equations. I I can recognize that x² = p (where p is a positive rational number and lxl < 25) has 2 solutions and (where p is a negative or positive rational number and lxl < 10) has one solution.

I can evaluate square roots of perfect squares < 625.

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​Vocabulary

Cube Root

Square Root​

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What are Perfect Squares?

By Vicki Blasko

Fill in the Blanks

5²=

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6²=

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7²=

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8²=

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9²=

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10²=

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12²=

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13²=

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14²=

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15²=

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Multiple Choice

What is $$\sqrt[]{36}$$  ?

• 36

• 6

• 18

• 72

Multiple Choice

What is $$\sqrt[]{64}$$  ?

• 64

• 8

• 32

• 128

Multiple Choice

What is the area of a square with a side of 7?

• 14
• 28
• 49
• 64

Multiple Choice

Square root is the inverse of ____________.

• Cube Roots
• Squaring
• Multiplication
• Absolute Value

Multiple Choice

Which of the following is NOT a perfect square?

• 1

• 4

• 100

• 8