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Trigonometry Applications

Navigation

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Learn about law of sines and cosines, bearings, and direction. Also, area and heron's formula are introduced.

Periodic Function Models

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An introduction to sine, cosines, tangent, and reciprocal periodical functions. Then, applications to periodic events.

Formulas, notes, examples, and practice exercises (with solutions). Topics include Law of Sines/Cosines, Area of triangles, Navigation, and more.

Law Sines and Cosines & Area of Triangles (pdf)

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Law of sines and cosines II (pdf)

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law of sines and cosines III (pdf)

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Trigonometry navigation preview (pdf)

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Connections

Navigation

math comic #139 - "Getting it (W)right" (5-22-14)

 

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Purchase the entire content of law of sines and cosines, and area of triangles in one convenient .pdf file from our mathplane store at teacherspayteachers.com

Notes, examples, and practice exercises (with solutions). Topics include amplitude, phase shift, vertical shift, period, and reflections -- as well as applications and describing graphs.

PREVIEW intro to periodic trig functions - sine and cosine graphs (pdf)

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Cosine exercises (pdf)

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PREVIEW intro to tangent and reciprocal functions (pdf)

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Periodic Trig Function Models - Word Problems (pdf)

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Connections

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Periodic Functions

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