Which is a counterexample to the following statement?

If it is not a weekday, then it is Sunday.

A.
Sunday

B.
Wednesday

C.
Friday

D.
Saturday

5 answers

B. Wednesday
1.
Identify the hypothesis of the conditional statement.

If x − 10 = 15, then x = 25.

x = 25

x − 10 = 15
The hypothesis of the conditional statement is "x - 10 = 15."
2.
Write the sentence as a conditional statement.

All acute angles have measures less than 90°.

If an angle has a measure less than 90º, then it is an acute angle.

If an angle is an acute angle, then it has a measure less than 90º.
If an angle is an acute angle, then it has a measure less than 90º.