Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 19)
Which of the following applies when dealing with the ambiguous case of the sine rule?
Two sides and a non-included angle are given.
One side is opposite a known angle.
There may be two possible triangles.
Always only one solution can be derived.
설명
The ambiguous case arises when two sides and a non-included angle are given, and there may be two possible solutions.