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Intro to solving vector triangles with law of sines and cosines
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Intro to solving vector triangles with law of sines and cosines
3:48
About this lesson
- Overview of trigonometry strategies for different types of vector problems
- Definition of the law of sines and the law of cosines
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Video 1 of 7
Intro to solving vector triangles with law of sines and cosines
4 min
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Using the sine law to find a missing side in a non-right triangle
5 min
Using the sine law to find an unknown angle in a triangle
7 min
Using cosine law to find a side in a SAS triangle, then sine law for an angle
10 min
Finding the angle of a throw using the cosine law in a closed loop
4 min
Finding displacement using cosine and sine law in a walking problem
8 min
Using parallel lines and transversals to find angles in vector addition
13 min