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Geometry Unit 2 Vocabulary
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Terms in this set (18)
biconditional statement
Statement that is written in the form "If and only if"
Conclusion
The "then" part of a conditional statement
Conditional statement
A statement that is written in the form "If,... then"
conjecture
A statement that is believed to be true
contrapositive
Statement where you negate and switch the hypothesis and conclusion
converse
Statement where you switch the hypothesis and conclusion around
counterexample
An example that proves that a conjecture is false
deductive reasoning
The process of using logic to draw a conclusion
definition
A statement that describes a mathematical object & can be written as a true biconditional statement
hypothesis
The "If" part of the conditional statement
inductive reasoning
The process of reasoning a rule is true because you have found specific cases to be true
inverse
Statement where you negate the hypothesis and conclusion
logically equivalent
statements that have the exact same truth value
negation
Putting the word "not" in the statement
proof
An argument that uses logic to show a conclusion is true
theorem
A statement that has already been proven true
truth value
A statement that can be either True or False
two-column proof
A style of proof in which statements are written on the left hand column and the reasons are in the right hand column
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