1.1.5 Square Roots and Real Numbers − Practice

1. Find the square root. 64

2. Find the square root. − 144

4 49

16 25

4.

3. Find

− Find

.

.

6. The area of a square window pane is 83 in 2 . How long is each side of the window pane? Round your answer to the nearest tenth of an inch.

5. The area of a square garden is 87 square meters. Estimate the side length of the garden.

8. Write all classifications that apply to the real number 81 4 .

7. Write all classifications that apply to the real number 4.

9. Write all classifications that apply to the real number. 3 2

34

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