Khan/khan-exercises — Issue #7666: Vertical angles 2 - Vertical angles 2 answer went all crazy
Author: KhanBugz
Created: 2011-12-03 18:00:50+00:00
State: open
Labels: firefox, not-showing, win7

Reporter: rayvon@tampabay.rr.com

when I clicked "Check Answer" I got the following

Solve for x:

SOLUTION

var eq1 = A+"x+"+ B+"^\\circ";
var eq2 = C+"x+"+ D+"^\\circ";
init({
range [[-1,5],[-1,1]]
});
graph.pl=new ParallelLines(0,0,4,0,0);
graph.pl.new()
graph.pl.drawTransverse(ANCHOR);
graph.pl.drawAngle(KNOWN_INDEX,eq1);
graph.pl.drawAngle(UNKNOWN_INDEX,eq2, "FFAA500");

[vertical_angles_2.html?seed=99&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/vertical_angles_2.html?seed=99&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/vertical_angles_2.html?seed=99&problem=0&debug&activity=undefined)

undefined

Mozilla/5.0 (Windows NT 6.1; rv:8.0.1) Gecko/20100101 Firefox/8.0.1

MathJax is loaded, ready, queue length: 0