Question

using trigonometry

Answer 1

I know how to do A, I need help with B. The answer for A is 7.33, the answer for B is 5.53.

Answer 2

due you know, what is sine rule...?

Answer 3

please have a look here... and try to solve...


http://www.wikihow.com/Use-the-Sine-Rule

Answer 4

yeah i know how to do it its just i feel like theres an angle missing or something

Answer 5

yes, first find angle BDC using sine law

Answer 6

\[\large \dfrac{\sin \angle BDC}{5} = \dfrac{\sin 88}{BD}\]