Sal is given a triangle with all side lengths but no angle measure, and he finds one of the angle measures using the law of cosines.
Law of cosines is a free educational video by Khan Academy.It helps students in grades 9,10,11,12 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)..
Ratings & Comments
0 Ratings & 0 Reviews