If an angle measures 90°, then it is a right angle.
Which of the following arguments is...
Mathematics, 15.04.2020 00:13 bthakkar25
If an angle measures 90°, then it is a right angle.
Which of the following arguments is valid with respect to the conditional statement premise above?
1. An angle does not measure 90°.
Therefore, it is not a right angle.
2. An angle measures 90°.
Therefore, it is a right angle.
3. An angle is a right angle.
Therefore, it measures 90°.
4. An angle is not a right angle.
Therefore, it does not measure 90°.
A. 2 only
B. 1 and 3
C. 2 and 4
D. All arguments are valid.
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