Question

Please help!
Use the Law of Cosines to find the values of x and y.

Answer 1

x = 8.39

y = 55.2

Explanation:

9² + 1² - 2(9)(1)cos(50) = x²

x = 8.39

9/sin(y) = x/sin(50)

sin(y) = 0.8215200692

y = 55.23724927