## Defining Angles Examples and Non-Examples - Section 3: Investigation

Defining Angles Examples and Non-Examples

# Who's a Widget? Making Sense of Definitions

Unit 2: Introducing Geometry
Lesson 2 of 8

## Big Idea: Students will write precise definitions based on examples and non-examples and test these definitions by looking for counterexamples.

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3 teachers like this lesson
Standards:
Subject(s):
Math, Geometry, deductive reasoning, definition, basic properties
70 minutes

### Jessica Uy

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