JSFiddle - React, Tailwind, and code Playground
JavaScript
var A = 84;
var B = 58;
var C = 180 - A - B;
var a = 86;
function radians(angle){
return angle * Math.PI / 180;
}
var SinA = Math.sin(radians(A));
var SinB = Math.sin(radians(B));
var SinC = Math.sin(radians(C));
var b = (a / SinA) * SinB;
var c = (a / SinA) * SinC;
alert("b:" + b);
alert("c:" + c);