Khan/khan-exercises — Issue #4821: Trig identities 1 - problem error
Author: KhanBugz
Created: 2011-10-23 00:45:09+00:00
State: open
Labels: ie8, ie9, win7

Reporter: dickbrannin@gmail.com

the trig identity problem: cosx = sq root 2/2 correct answer is 2/ sq root 2 not sq root 2.

[trig_identities_1.html?seed=89&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trig_identities_1.html?seed=89&problem=0&debug)

["None of the above.","\\sqrt 2"]

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