Math 8: Number Systems

Select all the perfect square roots.

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CCSS.8.EE.A.2

A cube with side length s has a volume of 64 cubic units. What is the length of the side of the cube?

• 32 units
• 16 units
• 8 units
• 4 units

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CCSS.8.EE.A.2

Select ALL numbers that are irrational.

• 10

• -21

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CCSS.8.NS.A.1

Which of the following numbers is rational?

• 3.1456289...

Between which two whole numbers is the

√20 ?

• 5 and 6

• 10 and 2

• 4 and 5

• 3 and 4

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CCSS.8.NS.A.2

Which point best represents √27?

• point A

• point B

• point C

• point D

• point E

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CCSS.8.NS.A.2

Which set of numbers are in order from least to greatest?

• 2.3, √4, 4.5, √9

• √15, 3.6, 5.2, √20

• 4.3, √23, 5, √30

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CCSS.8.NS.A.2

• A, B, C
• B, C, A
• C, A, B
• A, C, B

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CCSS.8.NS.A.2

• y = 6

• y = 6 or -6

• y = 15

• y = 15 or -15

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CCSS.8.EE.A.2

• m = 4

• m = 8

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CCSS.8.EE.A.2