Khan/khan-exercises — Issue #13493: Quadrilateral types - quadrilateral types
Author: KhanBugz
Created: 2012-02-09 19:23:19+00:00
State: open
Labels: ie8, other, xp

having a hard time...on tellinq which is which,any help????

[quadrilateral_types.html?seed=17&problem=trapezoid](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/quadrilateral_types.html?seed=17&problem=trapezoid&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/quadrilateral_types.html?seed=17&problem=trapezoid&debug&activity=%5B%5D)

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