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# Geometry Chapter 2 Test

## Terms

undefined, object
copy deck
P => Q is the ____ and Q => P is the ____
Conditional, Converse
~P => ~ Q is the ____ and ~Q => ~P is the ____
Inverse, Contrapositive
What does ^ mean?
And
What does V mean?
Or
The part of the sentence after "if"
Hypothesis
Part of the sentence after "then"
Conclusion
P - Q ----- T - T T - F F - T F - F What is the table for P ^ Q?
P ^ Q ----- True False False False
P - Q ----- T - T T - F F - T F - F What is the table for P V Q?
P V Q ----- True True True False
P - Q ----- T - T T - F F - T F - F What is the table for P => Q?
P => Q ----- True False False True
Conditional and ____ are logically equivalent.
Contrapositive
Converse and ____ are logically equivalent.
Inverse
A ___ is true when the conditional is true, and the converse is true.
Biconditional
Inductive Reasoning
Patterns
Indirect Reasoning
Assume ~Q and come to a contradiction
If P => Q is true and P is true, then Q is true (Which law?)
Law of Detachment
(P => Q ^ Q => R) => (P => R) (chain rule) (Which law?)
Law of Syllogism
if p = q then q = p
Bi-conditional
if a=b then a+c=b+c
(+) prop of (=)
if a=b then a-c=b-c
(-) prop of (=)
if a=b then a*c=b*c
(*) prop of (=)
if a=b then a/c = b/c
Division prop of (=)
if a=b then one can replace the other
Substitution prop of (=)

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