Trigonometry
Sine and Cosine Graphs with the Unit Circle | This was a graph I made trying to help students see the connection between the unit circle and the sine and cosine graphs. |
Transformation on a circle and cosine | I made some slight modifications to this calculator. It shows the relationship between key reference angles on the circle and the transformed graph of y=Acos(Bx+C). |
Visible Proportion of the Moon | This is just a quick worksheet I made based on an activity from Kate Nowak. It is focused on an attempt to model the proportion of the moon that is visible on any night for a given month. |