Khan/khan-exercises — Issue #6792: Algebra challenge - Problem appear as weird codes
Author: KhanBugz
Created: 2011-11-21 12:28:54+00:00
State: open
Labels: chrome, not-showing, win7

Reporter: maimake@hotmail.com

here's the screen shot
http://img4.imageshack.us/img4/7015/68634803.jpg

I'm unable to continue any further.
"Check Answer" and "I'd like a hint" both of these doesn't response and
but other exercises still function properly.

[algebra_challenge.html?seed=32&problem=perpendicular-graph (line_relationships)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=32&problem=perpendicular-graph&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=32&problem=perpendicular-graph&debug&activity=undefined)

undefined

Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2

MathJax is loaded, ready, queue length: 0