Khan/khan-exercises — Issue #5941: Trigonometry challenge - Trigonometry challenge sin,cos graph not show
Author: KhanBugz
Created: 2011-11-10 13:33:11+00:00
State: open
Labels: ie8, ie9, win7

The graph didn't show cause the question can't be solve

[trigonometry_challenge.html?seed=96&problem=6 (graphs_of_sine_and_cosine)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=96&problem=6&debug)

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Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C)

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