Khan/khan-exercises — Issue #12121: Angles 1 - Koo-Koo Problem
Author: KhanBugz
Created: 2012-01-25 20:45:09+00:00
State: open
Labels: firefox, hard, win7

This koo-koo problem is too koo-koo.

[angles_1.html?seed=30&problem=complementary-and-opposite-angles](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/angles_1.html?seed=30&problem=complementary-and-opposite-angles&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/angles_1.html?seed=30&problem=complementary-and-opposite-angles&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 6.1; rv:5.0) Gecko/20100101 Firefox/5.0

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