NAME _____________________________________________ DATE __________________ PERIOD _________
Lesson 9 Skills Practice
Estimate Roots
Estimate to the nearest integer.
1. √
5 2
2. √
18 4
3. √
10
3
34 6
4. √
5. √
53
7
6. √
80
9
3
510 8
7. √
3
8. √
999 10
3
9. √
119 5
13
12. √
230
147 12
13. √
14. √
194
14
15.
21
17. √
578
24
18. √
730
440
16. √
9
3
780 9
19. √
3
11
20. √1,370
3
290 −
√
7
15
17
27
3
21. √
947 10
4
23. √
11.5
3
24. √
37.7
6
23.8 5
25. √
26. √
59.4
8
27. √
97.3
10
3
32.5 3
28. √
3
29. √
211.7 6
17.8
22. √
20
3
30. √
692.9
9
Course 3 • Chapter 1 Real Numbers
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11. √
171
77
10. √