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GeoGebra Lesson

Trigonometry

Author:godfreysown_1, Betty Voon Wan Niu

Topic:Cosine, Sine, Tangent Function, Trigonometry

Drag point C to view the desire trigonometric graph. Point E is

, point F is

and point G is

. The hypotenus (radius of circle) of the triangle is always 1.

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