TEKS.MATH.8.2B

5²

• 16
• 25
• 20
• 10

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TEKS.MATH.8.2B

Explain the difference between rational and irrational.

• Rational numbers cannot be written as fractions.  Irrational number can be written as fractions.
• Rational numbers can be written as fractions and have perfect square roots. Irrational numbers cannot be written as fractions and have non-perfect square roots.
• Rational number can be written as fractions and have non-perfect square roots.  Irrational numbers cannot be written as fractions and have perfect square roots.
• There is no a difference between rational and irrational numbers.

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TEKS.MATH.8.2B

Is 225 a perfect square?

• Yes
• No

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TEKS.MATH.8.2B

Is the number rational or irrational?

• Rational
• Irrational

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TEKS.MATH.8.2B

Is the number rational or irrational?

• Rational
• Irrational

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TEKS.MATH.8.2B

Is the number rational or irrational?

• Rational
• Irrational

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TEKS.MATH.8.2B

In between what two integers is the square root of 77?

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

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TEKS.MATH.8.2B

The √21 is between which two integers?

• 5 and 6

• 20 and 22

• 4 and 5

• 10 and 11

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TEKS.MATH.8.2B

How many solutions does √16 have?

• one

• two

• infinite

• none

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TEKS.MATH.8.2B

6²

• 1

• 6

• 12

• 36

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TEKS.MATH.8.2B