1.1 Review Worksheet, Part 2 (continued)
1.1.5 Square Roots and Real Numbers Find each square root. 15. 121 16. 9
17. − 100
18. 400
25 36
1 25
1 16
21. 1 4
19.
20.
22. −
23. Mr. and Mrs. Phillips are going to build a new home with a foundation that is in the shape of a square. The house will cover 222 square yards. Find the length of the side of the house to the nearest tenth of a yard.
Write all classifications that apply to each real number.
24. 5 12
25. 49
26. − 3
27. 18
38
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