Problem: Start with the theorem "If two angles of a triangle are equal, the triangle is isosceles" and the following four statements
Which combination of statements contains only those which follow logically from the given theorem or which have the same verbal meaning as the given theorem?
Answer Choices:
A.
B.
C.
D.
E.
Solution:
(1) is the inverse, (2) is the converse, (3) is the contrapositive, and (4) is an alternative way of stating the theorem. the combination (3), (4) is correct.