Khan/khan-exercises — Issue #7656: Parallel lines 2 - streak is complete (>10) but no credit given
Author: KhanBugz
Created: 2011-12-03 14:42:35+00:00
State: open
Labels: other, safari, snowleo

I completed the streak and some, but the quesitons keep coming and proficiency level is not achieved for this exercise.

[parallel_lines_2.html?seed=144&problem=2 (alternate_exterior_angles_2)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/parallel_lines_2.html?seed=144&problem=2&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/parallel_lines_2.html?seed=144&problem=2&debug&activity=%5B%5D)

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