Algebra 1 - MathnMind

11-4
Find the length of each missing side. If necessary, round to the nearest
hundredth.
1. 2. a
3.
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NAME ______________________________________________ DATE ____________ PERIOD _____
Practice
The Pythagorean Theorem
c
60
If c is the measure of the hypotenuse of a right triangle, find each missing
measure. If necessary, round to the nearest hundredth.
4. a 24, b 45, c ? 5. a 28, b 96, c ?
6. b 48, c 52, a ? 7. c 27, a 18, b ?
8. b 14, c 21, a ? 9. a 20, b 10, c ?
10. a 75, b 6, c ? 11. b 9x, c 15x, a ?
Determine whether the following side measures form right triangles. Justify your
answer.
12. 11, 18, 21 13. 21, 72, 75
14. 7, 8, 11 15. 9, 10, 161
16. 9, 210, 11 17. 7, 22, 15
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18. STORAGE The shed in Stephan’s back yard has a door that measures 6 feet high and
3 feet wide. Stephan would like to store a square theater prop that is 7 feet on a side.
Will it fit through the door diagonally? Explain.
SCREEN SIZES For Exercises 19–21, use the following information.
The size of a television is measured by the length of the screen’s diagonal.
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19. If a television screen measures 24 inches high and 18 inches wide, what size television
is it?
20. Darla told Tri that she has a 35-inch television. The height of the screen is 21 inches.
What is its width?
21. Tri told Darla that he has a 5-inch handheld television and that the screen measures
2 inches by 3 inches. Is this a reasonable measure for the screen size? Explain.
© Glencoe/McGraw-Hill 664 Glencoe Algebra 1
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b
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