Answer:wdym?
Step-by-step explanation:
Answer:
Step-by-step explanation:
So, according to the law of Sines, we have

In our case, we have S and R, so...

And we want to isolate R...

the angle of R is then 75.90 degrees.
You would do (2x+60)+6x=180... when you simplify you get 15.