NAME____________________________________DATE ...
NAME____________________________________DATE__________________PER._______
45°-45°-90° TRIANGLES
The length of one side of (ABC below is given. Use the relationship between the sides of a 45°-45°-90° triangle to find the lengths of the other two sides.
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|1. AC = ____________ |AB = 7 |
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|CB = ____________ | |
| | |
| | |
|2. AB = ____________ |AC = 8 |
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|CB = ____________ | |
| | |
| | |
|3. AC = ____________ |CB = 4 |
| | |
|AB = ____________ | |
| | |
| | |
|4. AB = ____________ |AC = 4 |
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|CB = ____________ | |
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|5. AC = ____________ |AB = 2.3 |
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|CB = ____________ | |
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|6. AC = ____________ |CB = 3.8 |
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|AB = ____________ | |
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|7. AB = ____________ |AC = 5.8 |
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|CB = ____________ | |
| | |
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|8. AB = ____________ |AC = 14 |
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|CB = ____________ | |
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|9. AB = ____________ |AC = 6[pic] |
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|CB = ____________ | |
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|10. AC = ____________ |AB = 15 |
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|CB = ____________ | |
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|11. AC = ____________ |CB = 2 |
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|AB = ____________ | |
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|12. AB = ____________ |AC = 3.7 |
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|CB = ____________ | |
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|13. AC = ____________ |AB = 3[pic] |
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|CB = ____________ | |
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|14. AC = ____________ |AB = 4.2 |
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|CB = ____________ | |
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15. A triangle has sides that are 5, 9 and x,
where x is an integer. What are the
possible values of x?
x < 14
A. 4 < x < 14
B. x > 14
Not Here
16. The length of the hypotenuse of a 45(-45(-90 triangle is [pic] meters. What is the perimeter of the triangle?
A. 36 + [pic]
B. 54 m
C. 54[pic]
Not Here
17. Refer to the figure below.
What is the approximate height of the
tree? Round your answer to the nearest
foot.
A. 51 ft
B. 36 ft
C. 29 ft
D. 26 ft
18. What is the area of the largest square
in the diagram?
A. 5 units2
B. 9 units2
C. 16 units2
D. 25 units2
19. A fence around a square garden has a
perimeter of 48 feet. Find the
approximate length of the diagonal of
this square garden.
A. 12 ft
B. 17 ft
C. 21 ft
D. 24 ft
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A#10-3
A
B
C
45(
A
B
C
45(
A#10-3 Pg. 2
45(
51 ft
A#10-3 Pg. 3
[pic]
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