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1. |
Classify  by its angles and sides. |
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A. |
acute equilateral |
B. |
obtuse isosceles |
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C. |
acute isosceles |
D. |
obtuse equilateral |
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Hint |
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2. |
What is  in  ? |
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A. |
90 |
B. |
49 |
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C. |
41 |
D. |
13 |
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Hint |
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3. |
Find the value of x in  |
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A. |
150 |
B. |
152 |
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C. |
122 |
D. |
32 |
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Hint |
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4. |
The measures of the angles of a certain triangle are in the ratio 2:4:9. What are the measures of the angles? |
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A. |
20°, 40°, 90° |
B. |
22°, 44°, 99° |
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C. |
24°, 48°, 108° |
D. |
28°, 56°, 126° |
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Hint |
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5. |
Classify the triangle by its angles and by its sides. |
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A. |
right, scalene |
B. |
right, isosceles |
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C. |
acute, equilateral |
D. |
obtuse, scalene |
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Hint |
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