Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
solve sin(60Degree)/(sin(40Degree)sin(x)) = sin(80Degree)/(sin(30Degree)sin(170Degree-x))
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random