Wednesday, October 31, 2007
Geometry (Class 23)
Overview
In today’s class we practice writing proofs which show that two lines are parallel. We also being our study of congruent triangles by thinking about the requirements for the lengths of the sides of triangles-- can you make a triangle out of any three segments?
Textbook Sections
§3.4 (Txt. p.150) Proving Lines Parallel
Key Attitudes
Math is about reasoning and justifying.
Key Ideas
When proving lines parallel you always use one of the “Converse” theorems.
The lengths of the sides of a triangle are related to each other.
Key Skills
Proving lines are parallel
Turn-In (#22)
Finish Chapter 3-Lesson 2 (Including the textbook work)
Algebra & Geometry 2
Handouts
Algebra and Geometry 3
Proving More Lines Parallel
Reason Cards
Assignment
Algebra & Geometry 3
More Proving Lines Parallel
Disclaimer- The assignment as stated in class is the official assignment. Every effort is made to keep this posting accurate, but you should refer to what was stated in class as the final word.
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