Activity

Texas Instruments: Geometric Representation of Trig Functions

Curated by ACT

Using similar triangles, a relationship is established between the six trigonometric functions of an angle and simple line segments. These relationships are then confirmed using line segment measurement capabilities of the graphing calculator.

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CCSS: Adaptable
Classroom Considerations
  • Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)