Students will use the handheld to discover the relationship between the trigonometric functions: sine, cosine and tangent and the side length ratios of a right triangle.
Before the Activity
Download the attached PDF and look over the information on the first page. Download and distribute the attached TI-Nspire document (.tns file) for use during the activity.
During the Activity
Discuss the material from the activity pages with students as needed.
After the Activity
Encourage students to summarize what they have learned from completing the activity.