Khan/khan-exercises — Issue #11434: Line relationships - This makes me sad
Author: KhanBugz
Created: 2012-01-17 17:23:32+00:00
State: open
Labels: hard, ie8, xp

The problems are hard and make me sad

[line_relationships.html?seed=23&problem=perpendicular-graph](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/line_relationships.html?seed=23&problem=perpendicular-graph&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/line_relationships.html?seed=23&problem=perpendicular-graph&debug&activity=%5B%5D)

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