anonymous
  • anonymous
I need help! Solve for triangle ABC: 1. a = 28, b = 15,
Trigonometry
jamiebookeater
  • jamiebookeater
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
yamyam70
  • yamyam70
We use the sine laws and cosine laws: I 'll give you a hint. 1. Sine law 2. Sine law 3.Sine law 4. Cosine Law 5.Sine law Sine law is , a / sinA , b / sin B , c / sin C Cosine law is , b^2 = a^2 + c^2 - 2ac cosB or cos B = a^2 + c^2 -b^2 / 2ac Substitute and solve :)

Looking for something else?

Not the answer you are looking for? Search for more explanations.