Can the law of sines be used to solve the triangle shown? Explain. In triangle A B C, angle B A C equals 45 degrees. Side B A is 40, side A C is 30 and C B has no value.

Answer:

The triangle shows the measures of two sides and an included angle. To use the law of sines, you need to know the measure of an angle and its opposite side. No, the law of sines cannot be used to solve the triangle.