- the teacher said, the Law of Cosines or Law of Sines is enough to solve the problem, but how?
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Area = (ab/2)sin C = (ac/2)sin B = (bc/2)sin A, and a = b = c. the only missing value is the side of the...
Given an equilateral triangle ABC, P is any point inside it where PA = 3, PB = 4 and PC = 5.
Find area of the triangle using the Law of Sines or Law of Cosines.