Sine, Cosine, and Tangent: The Leap from Special Triangles to the Unit Circle

Students will discover the connection between finding trigonometric ratios (sine, cosine, and tangent) using special right triangles and the unit circle.
Resource ID#: 48711 Type: Lesson Plan
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General Information

Subject(s): Mathematics
Grade Level(s): 9
Intended Audience: Educators educators
Instructional Time: 55 Minute(s)
Resource supports reading in content area:Yes
Freely Available: Yes
Keywords: sine, cosine, tangent, trigonometric ratios, trigonometry, special triangles, unit circle, radian
Instructional Component Type(s): Lesson Plan
Resource Collection: CPALMS Lesson Plan Development Initiative

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