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1. |
If-then statements are also called ______________. |
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A. |
conclusions |
B. |
hypotheses |
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C. |
conditionals |
D. |
reasons |
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Hint |
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2. |
Determine the converse of the following if-then statement. If the flowers are yellow, then they are daffodils. |
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A. |
If the flowers are daffodils, then they are yellow. |
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B. |
If the flowers are not yellow, then they are not daffodils. |
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C. |
The flowers are not daffodils. |
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D. |
The flowers are not yellow. |
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Hint |
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3. |
In order to find the contrapositive of a conditional, you must first find the _____ and then find the _____ of each part. |
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A. |
hypothesis, converse |
B. |
inverse, negation |
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C. |
converse, negation |
D. |
converse, inverse |
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Hint |
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4. |
What is a valid conclusion to the following hypothesis? If there are two points... |
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A. |
There are two lines containing both points. |
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B. |
There are an infinite number of lines containing both points. |
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C. |
There are no lines containing both points. |
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D. |
There is one line containing both points. |
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Hint |
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5. |
Write the contrapositive of the statement a right angle measures 90 degrees. |
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A. |
If an angle is not a right angle, then its measure is not 90 degrees. |
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B. |
If an angle is a right angle, then it measures 90 degrees. |
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C. |
If an angle measures 90 degrees, then it is a right angle. |
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D. |
If an angle does not measure 90 degrees, then it is not a right angle. |
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Hint |
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