Notes: CPCTC Key - Section 1: Notes: Introducing Flowchart Thinking and Proof Practice

 
  Notes: CPCTC Key
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Proving Isosceles Triangle Conjectures

Unit 7: Discovering and Proving Triangle Properties
Lesson 7 of 10

Objective: Students will be able to prove properties of isosceles triangles.

Big Idea: Through a group investigation, students will discover the angle bisector of the vertex angle of an isosceles triangle is also an altitude and median.

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4 teachers like this lesson
Subject(s):
Math, Geometry, Triangles, reasoning and proof, Triangle Congruence, triangle similarity
  80 minutes
group mini
 
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