Cornell Notes Template Geometry 1 Unit 2: Reasoning And Proof Page 7
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16Geometry 1
Unit 2: Reasoning and Proof
2.3: Deductive Reasoning
Statements are replaced with variables, such as ___, ___, and ____
Symbolic logic
__________ are used to connect the statements.
~
→
Symbols
Let p be “the sum of the measure of two angles is 180º
Let q be “two angles are supplementary
p→q
Example 1
q→p
P: Jen Cleaned her room
q: Jen is going to the mall
What does p→q mean?
Example
2
What does q→p mean?
What does ~q mean?
What does p ^ q mean?
t: Jeff has a math test today
s: Jeff Studied
Example 3
t s
s→t
~s→t
What does ~t mean?
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