We followed the same process for the cosine function, and observed similarities and differences. We will continue with the graphing packet tomorrow.
Animation of the the graphs of sine and cosine:
http://www.intmath.com/trigonometric-graphs/1-graphs-sine-cosine-amplitude.php
https://www.youtube.com/watch?v=CWjVy4iTVAI
HW: Complete 1 - 6 on the 13-4 Reteaching Page