Answer
converse:
If the perimeter of a square is 12m, then it has a side length of 3m.
true
inverse:
If the side length of a square is not 3m, then its perimeter is not 12m.
true
contrapositive:
If the perimeter of a square is not 12m, then its side length is not 3m.
true
Work Step by Step
The converse swaps the hypothesis and conclusion. The inverse negates the hypothesis and conclusion. The contrapositive both swaps and negates the hypothesis and conclusion.