Tuesday, March 30, 2010
Math 7 (Class 138)
Lesson Title
Investigation 4: Using Similarity
Overview
In today’s class students explore how to represent finding fractions of fractions using drawings.
Textbook Sections
Problem 4.3 (Txt. p.44) Making Copies
Vocabulary
similar
corresponding sides
corresponding angles
segment
ratio
perimeter
Key Attitudes
Willingness to work as a group to help meet individual and group goals.
Enduring Understandings
Change is fundamental to understanding functions.
Mathematical relationships can be represented in 4 main ways: Graphical, Numerical, Algebraic, Verbal (written and oral).
Essential Question
How do different shapes compare to each other?
What is required for two shapes to be similar?
Key Knowledge
If shapes are similar, then scale factor between corresponding sides is constant.
Key Skills
I can determine if it is possible to enlarge an advertisement to fit a given set of dimensions.
Turn-In (#-1)
ACE p.47 #3, 4
Enlarge your add
Quiz Corrections (Due Wed.)
Handouts
No Handouts Posted
Assignment
Fraction Practice 2
Quiz Corrections
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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