## Linear Pair and Vertical Angles Problem Solving with Justification[Model].pdf - Section 3: Guided Practice

Linear Pair and Vertical Angles Problem Solving with Justification[Model].pdf

# Deductive Reasoning and Proof

Unit 3: Developing Logic and Proof
Lesson 3 of 9

## Big Idea: True today, true tomorrow....but ALWAYS true? In this lesson, students learn how deductive reasoning is used to prove conjectures.

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Standards:
Subject(s):
Math, deductive reasoning, Vertical Angles Theorem, Linear Pair Postulate, problem
80 minutes

### Anthony Carruthers

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