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1.
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Which diagram models 144 as a perfect square?
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2.
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Which perfect square does this diagram model? 
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3.
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Which number is a perfect square?
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4.
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Which number is a perfect square?
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5.
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The factor tree for 324 is shown below.
Which expression shows that 324 is a perfect square? a. | 81  4 | b. | 18 
18 | c. | 27  12 | d. | 9 
36 |
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6.
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The factor tree for 1225 is shown below.
Which expression shows that 1225 is a perfect square? a. | 35  35 | b. | 25 
49 | c. | 175  7 | d. | 245 
5 |
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7.
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The factor tree for 3136 is shown
below.
 Which expression shows that 3136 is a
perfect square? a. | 32  98 | b. | 28 
112 | c. | 64  49 | d. | 56 
56 |
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8.
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Select the correct answer for 832?
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9.
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Select the correct answer for 762?
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10.
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Select the correct answer for 972?
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