ANSWER
The correct answer is D
Step-by-step explanation
The conditional is
"If an angle's measure is
, then it is an acute angle"
The above statement is true because both the premise and the conclusion are true.
Now let us consider the inverse of the above statement.
"If an angle's measure is not
, then it is not an acute angle"
The above statement is false.
For example
is an acute angle even though its measure is not
