Tangents Teacher Resources
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Trigonometric Functions of Acute Right Triangles
Students derive the six trigonometric functions. In this trigonometry lesson plan, students show their understanding of trigonometric functions as they relate the right triangles. They find the missing angles and side use trig ratios of...
9th - 11th Math
Understanding Fundamental Trigonometric Identities
Learners are introduced to the basic trigonometric identities. Using a diagram, they discover why the parts of the unit circle as named as they are and use equations to finalize the Pythagorean trigonometric identities. They also review...
9th - 12th Math