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.
sin^2(A) + sin^2(B) = sin^2(A) + 2sin(B)sin(C)cos(A) where A+B+C=pi
sin^2(A) + sin^2(B) = sin^2(A) + 2sin(B)sin(C)cos(A) where A+B+C=pi
Natural Language
Math Input
Extended Keyboard
