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Name _______________________________________ Date __________________ Class __________________
LESSON
1-3
Practice A
Square Roots
Identify perfect squares that are closest in value to these numbers.
1. 47
2. 119
perfect square  47 ___________
perfect square  119 ___________
perfect square  47 ___________
perfect square  119 ___________
Estimate to the nearest whole number.
3.
4.
55
________________________
5.
92
________________________
135
________________________
Estimate to the nearest tenth.
6.
42
7.
________________________
8.
76
________________________
90
________________________
Simplify each expression. Use perfect square factors to help you.
9.
10.
48
________________________
12.
________________________
13.
45
11.  576
75
________________________
72
________________________
14.
________________________
200
________________________
Simplify each expression.
15.
3
12
________________________
16.
128
17.
2
________________________
4 8
3
________________________
Add or subtract.
18. 3 5  4 5
________________________
19. 2 9  2 2
________________________
20. 3 15n  7 15n
________________________
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1-19
Holt Algebra 2
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