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LESSON 11.1 HOMEWORK
Find the two square roots of the number.
1. 49
2. 400
3. 121
Evaluate the square root.
6. 900
4. 3600
5. 576
9.
 16
7.  2500
10.
784
8. 324
11.
 196
Find the side length of the square with the given area. Use the formula A = s².
12. A = 4 m2
13. A = 25 in.2
14. A = 256 cm2
Solve the equation.
22. a 2 = 230
1
21. c 2 = 27
20. b 2 = 25
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19. a 2 = 169
For problems 23 and 24, remember to “undo” the addition first.
23. a 2 + 15 = 96
24. 16 + b 2 = 85
25. The first, second, and third bases on a baseball field are square canvas bags that each have
an area of 225 square inches. What is the side length of a base?
26.
A square living room in a home has an area of 110.25 square feet. What is the side
length of the living room?
27.
Name the first fifteen perfect squares: (1² = 1, 2², = 4, etc.)
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2
28. Why are these numbers called perfect squares?