Law of Cosines Teacher Resources
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Trigonometry work problems (part 2)
In this part 2 video, Sal finishes the trigonometric word problem of the wayward ship captain. He wisely continues the algebra work on the problem before finally turning to his calculator for the very last calculation.
3 mins 11th - Higher Ed Math 3 Views 2 Downloads
Why We Study Trigonometry
Students investigate the different properties of trigonometry. In this precalculus lesson plan, students find the six different identities of trigonometric ratios. They relate the ratios to that of a right triangle and apply it to real life scenarios.
10th - 11th Math 7 Views 61 Downloads
Classifying Functions-Grade 11
Investigate non-linear functions based upon the characteristics of the function or the representation of the function. The functions are displayed in multiple formats including as graphs, symbols, words, and tables. Learners use written reflection scored on a rubric to assess understanding.
10th - 11th Math 10 Views 97 Downloads
Navigation Activity for Law of Cosines
Students apply the law of sines to solve problems. In this trigonometry lesson, students apply the correct formula to solve a non-right triangle. They apply these concepts to navigational vectors and find the direction and magnitude.
9th - 11th Math 3 Views 11 Downloads
Exploring the Laws of Sines and Cosines
This lesson uses GeoGebra on the Web, or Geometer's Sketchpad to investigate and identify the different properties of sines and cosines. The class learns how the laws of sine and cosine relates to a right triangle and a non-right triangle. They practice using the Pythagorean Theorem to help identify the different ratios of the triangle.
10th - 11th Math 6 Views 79 Downloads