Khan/khan-exercises — Issue #11383: Quadrilateral types - wrong grading
Author: KhanBugz
Created: 2012-01-17 00:01:04+00:00
State: open
Labels: ie8, win7, wrong-or-unclear

many times i choose the right answer and it says i am wrong until the 3rd of 4th time the 1st answer i had chosen is said to be the right one.

[quadrilateral_types.html?seed=30&problem=trapezoid](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/quadrilateral_types.html?seed=30&problem=trapezoid&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/quadrilateral_types.html?seed=30&problem=trapezoid&debug&activity=%5B%5D)

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