Tuesday, March 24, 2009
Intro to Calculus (Class 65)
Lesson Title
Circular Functions (18)
Overview
Students will share their results for Snagaku 14 as the opener today. We will then begin to work with using circular functions as tools for modeling periodic situations.
Textbook Sections
N/A
Vocabulary
radian
central angle
terminal side
circumference
rotation
circular function
sine
cosine
tangent
cosecant
secant
cotangent
Key Attitudes
Math is about using what you know to create something new.
Key Ideas
Arguments of angles have to agree.
The arguments of trigonometric functions can be changed.
The rules for changing the arguments of trigonometric expressions are derived from the rules you already know and cleverness.
Key Skills
I can work with trigonometric expressions and equations involving the sum or difference of arguments.
Turn-In (#64)
Finish Workshop 21 and Sangaku 14
Handouts
Lesson for Chapter 21
Homework 21
Assignment
Homework 21 #1-6
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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