Download Geometry Fall 2016 Lesson 016 _Proving Simple Angle Theorems

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Lesson Plan #16
Class: Geometry
Date: Thursday October 20th, 2016
Topic: Proving Simple Angle Theorems
Aim: Students will be able to prove simple angle theorems?
HW #16:
Objectives:
1) Students will be able to prove simple angle theorems.
2) Students will be able to use simple angle theorems.
Do Now: What is the definition of a right angle?
PROCEDURE:
Write the Aim and Do Now
Get students working!
Take attendance
Give Back HW
Collect HW
Go over the Do Now
Assignment #1:
Statements
Reasons
Theorem:
Example #1:
Statements
Reasons
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Example #2:
Statements
Reasons
Assignment #2:
Statements
Reasons
Theorem:
Let’s study this proof to prove that if two angles are complements of the same angle then they are congruent
Theorem:
Example: #3:
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Assignment #3:
Statements
Reasons
Assignment #4:
Use the proof at the bottom of page two as a guide to prove that supplements of the same angle are congruent.
Statements
Reasons
If Enough Time: Complete the following review questions. If we don’t finish them in class, finish them as additional HW
1) Refer to the following figure and identify each of the following:
2) Find measure of each numbered angle.
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