Khan/khan-exercises — Issue #9179: Trigonometry challenge - Graph of Function is not Visible
Author: KhanBugz
Created: 2011-12-21 15:13:24+00:00
State: open
Labels: ie8, ie9, not-showing, vista

[trigonometry_challenge.html?seed=73&problem=25 (graphs_of_sine_and_cosine)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=73&problem=25&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=73&problem=25&debug&activity=undefined)

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Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; WOW64; Trident/5.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.5.21022; .NET CLR 3.5.30729; .NET CLR 3.0.30729; InfoPath.1; BRI/1; .NET4.0C; BRI/2; yie9)

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