Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 34)
What is the first step in solving a triangle using the Law of Sines, if two angles and a side are given?
Identify the longest side
Calculate the third angle
Apply the Law of Cosines
Find the area of the triangle
Explanation
The angle sum property should be used to find the third angle.
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