Wednesday, September 05, 2007
Geometry (Class 3)
Overview
In today’s class we being our second lesson for Chapter 1. This lesson develops the concept of the Pythagorean theorem and how it can be used to find the distance between two points in the coordinate plane. It will take us more than one class period to complete this lesson.
Textbook Sections
§1.3 (Txt. p. 17) Segments and Their Measures
Vocabulary
constraint
coordinate
distance
segment addition postulate
distance formula
congruent segments
Key Attitudes
Math is about investigating and dicovering.
Key Ideas
Finding the distance between two points on a number line and in the coordinate plane.
Key Skills
Drawing squares on a coordinate grid given one side
Finding the area of a shape drawn on a dot grid.
Finding the length of a segment on a dot grid.
Drawing a segment on a dot grid of a specified length, like 13^1/2
Turn-In (#2)
Ch. 1 Lesson 1
Handouts
Chapter 1- Lesson 2: Segments and Their Measures
Assignment
Txt. p.14 #33-35, 40-43, 5, 65-67
Txt. p.785 #1-28
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.