[color=#1551b5]Submitted by Mr. Donald C. Albin Jr.[/color] Professional Educator [url]www.donaldalbin.99k.org[/url] How to make physical sense of the trigonometric identities. [b]Directions[/b] [list] [*]Click a check-box next to a trigonometric identity in order to show curves that will help with visualization. [/list]
[b]Questions to promote inquiry[/b] [list] [*]Explain why each trigonomic identity makes sense, graphically. [*]How can you relate each of these identities to the unit circle? [/list]