Khan/khan-exercises — Issue #14200: Trigonometry challenge - I don't get this
Author: KhanBugz
Created: 2012-02-19 18:24:52+00:00
State: open
Labels: chrome, other, win7

I don't get this

[trigonometry_challenge.html?seed=121&problem=opp-alternate-interior (angles_2)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=121&problem=opp-alternate-interior&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=121&problem=opp-alternate-interior&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11

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