Use this formula when given the sizes of two sides and its included angle.
Trigonometric Law of Sine\Cosine ∠C mesaurement lCos_S(side1, side2, radians) Trigonometric Law of Sine\Cosine Side C measurement lSin_A(radians1, side1, side2) Trigonometric Law of Sine\Cosine ∠2 ...