Mathematics III Similarity, Right Triangles, and Trigonometry

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Similarity, Right Triangles, and Trigonometry

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Apply trigonometry to general triangles.
9. (+) Derive the formula A = 1/2 ab sin(C) for the area of a triangle by drawing an auxiliary line from a vertex perpendicular to
the opposite side.
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10. (+) Prove the Laws of Sines and Cosines and use them to solve problems.  tools-icon
11. (+) Understand and apply the Law of Sines and the Law of Cosines to find unknown measurements in right and non-right
triangles (e.g., surveying problems, resultant forces).
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