Khan/khan-exercises — Issue #4453: Trigonometry challenge - Trigonometry Challenge
Author: KhanBugz
Created: 2011-10-17 12:15:36+00:00
State: open
Labels: ie8, xp

Reporter: previn.panwar@gmail.com

There is no graph that displays for the first question.

[trigonometry_challenge.html?seed=117&problem=6 (graphs_of_sine_and_cosine)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=117&problem=6&debug)

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