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1. |
Order the steps for writing an indirect proof. |
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A. |
3, 2, 1 |
B. |
1, 2, 3 |
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C. |
2, 1, 3 |
D. |
2, 3, 1 |
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Hint |
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2. |
In the figure shown,  is an exterior angle of  Which
statement is correct? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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3. |
a > b means that ___________. |
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A. |
a  b |
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B. |
a + c = b, for some positive number c |
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C. |
a + b = 0 |
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D. |
a = b + c, for some positive number c |
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Hint |
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4. |
Name the property that justifies if a < b, then a + c < b + c. |
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A. |
Comparison Property |
B. |
Addition Property |
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C. |
Transitive Property |
D. |
Subtraction Property |
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Hint |
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5. |
Complete the section of the indirect proof.
m W is a right angle. Therefore, mW = 90° by _______________. |
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A. |
angle addition postulate |
B. |
definition of perpendicular bisectors |
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C. |
definition of perpendicular lines |
D. |
definition of a right angle |
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Hint |
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