TEKS.MATH.8.2B

4²

• 8
• 15
• 18
• 16

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TEKS.MATH.8.2B

Classify this number:  √10

• real
• real      rational
• real       irrational
• real         rational        integer

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TEKS.MATH.8.2B

√ 16

• 132
• 4
• 2
• 8

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TEKS.MATH.8.2B

Is 225 a perfect square?

• Yes
• No

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TEKS.MATH.8.2B

An imperfect square is a number whose square root is ___________.

• Even
• irrational
• Rational
• Odd

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TEKS.MATH.8.2B

Round to the Nearest Hundredth: √7

• 3.5
• 2.7
• 2.8
• 14

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TEKS.MATH.8.2B

√16

• 4
• 8
• 2
• 9

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TEKS.MATH.8.2B

Point B could represent which of the following numbers?

• √24
• √30
• √35
• √42

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TEKS.MATH.8.2B

4.032

• Rational 
• Irrational

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TEKS.MATH.8.2B

Irrational numbers...

• reduce to π

• never end and never repeat

• can sometimes be perfect squares

• must be negative

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TEKS.MATH.8.2B