Law o sines

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A triangle labelled wi the components o the law o sines. Caipital A, B an C are the angles, an lawer-case a, b, c are the sides opposite them. (a opposite A, etc.)

In trigonometry, the law o sines, sine law, sine formula, or sine rule is an equation relatin the lenths o the sides o ony shaped triangle tae the sines o its angles.