This video lesson introduces the law of cosine and includes examples of solving oblique triangles using the law of cosine.
Law of Cosines is a free educational video by ProfRobBob.It helps students in grades HS practice the following standards HSG.SRT.D.11.
1. HSG.SRT.D.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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