A postulate is a statement that is accepted as true without proof.
Counter exaample
is a statement that is believed to be true.
Conjecture
is a statement that can be written in the from “if p, then q,” where p is the hypothesis of the statement and q is the Conclusion.
conditional Statement
A statement formed by exchanging the hypothesis and conclusion of a conditional statement.
Converse
A statement formed by negating the hypothesis and conditional statement.
Inverse
A statement formed by both exchanging and negating the hypothesis and conclusion of a conditional statement.
Contrapositive