Answer:
(B)c = StartFraction (3) sine (45 degrees) Over sine (40 degrees) EndFraction

Step-by-step explanation:
In Triangle ABC is shown.
95 degrees
45 degrees.
|AB|=c
|BC|=3.0 cm

Using the Law of Sines


The correct option is B.
You have to divide 28 by two, then times the answer (14) by five, making it 70