Engage your trig or pre-cal students with eleven well-written, interesting, thought-provoking, real-world questions.  Students must use their knowledge of right-angle trig (SOH-CAH-TOA), law of sines, and law of cosines in order to solve these problems.

Right-Angle Trigonometry, Law of Sines, Law of Cosines Application Problems

How Does Trigonometry Impact Modern Cell Phone Forensics? As the world becomes increasingly reliant on mobile technology, we have never been more connected. As a cell phone searches for a signal, its location is pinpointed and coordinated across a number of applications. Your precise location is used on a Google Map or even Facebook. Cell towers can determine how strong a signal is to a specific phone (i.e. how far away the phone is from the tower) and the general direction the phone is…

Cell Phone Triangulation -- Law of Sines & Cosines FBI Project - Technology Literacy, Critical Thinking/problem Solving Skills, Communication Skills, Project Management Skills

Law of Cosines PDF (Free Printable) which includes the formula, detailed steps to solve oblique triangles, and 2 practice problems.  Great handout for students and teachers in PreCalculus, Trig, or even Algebra 2.  Grab your FREE Cheat Sheet Today!

What is the Law of Cosines? (Easily Explained with 3 Powerful Examples)

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