Move all the terms involving the sine to one side, and all the numbers to the other:

Answer:
Step-by-step explanation:
You don't need the Law of Cosines, the Law of sines if what you need. You can't use the Law of Cosines because in order to find side a, you would need the length of side c and you don't have it. Using the Law of Sines is appropriate, knowing that angle B = 55:
and solving for a:
so
a = 143.0
Show the graphs so we can see
Answer:
hey there!!!
Step-by-step explanation:
i think the best option is acute and isosceles from my view
hope it helps you...
Step-by-step explanation: