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1. |
Does the number triple 5, 6, and 8 represent the lengths of sides of a right triangle? Explain. |
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A. |
No, because 8 + 6 < 5. |
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B. |
Yes, because 5 + 6 > 8. |
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C. |
Yes, because 52 + 62 = 82. |
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D. |
No, because 52 + 62  82. |
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Hint |
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2. |
A triangle has sides 5 inches, 7 inches, and 10 inches. Is this a right triangle? Why? |
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A. |
No, because 52 + 72  102. |
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B. |
Yes, because 5 + 7 > 10. |
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C. |
Yes, because 52 + 72 = 102. |
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D. |
No, because 5 + 7 10. |
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Hint |
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3. |
In a right triangle, a = 14.2 cm and b = 13.9 cm. Find c. Round to the nearest tenth. |
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A. |
c = 19.9 cm |
B. |
c = 0.3 cm |
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C. |
c = 14.1 cm |
D. |
c = 2.9 cm |
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Hint |
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4. |
In a right triangle, a = 4 inches and c = 7 inches. Find b. |
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A. |
b = 3 inches |
B. |
b = 5 inches |
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C. |
b = 8 inches |
D. |
b = 6 inches |
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Hint |
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5. |
Miguel hiked 3 miles due north and then 2 miles due east. How far is he from his starting point? |
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A. |
3.6 miles |
B. |
2.2 miles |
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C. |
4.1 miles |
D. |
5 miles |
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Hint |
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