Khan/khan-exercises — Issue #10812: Recognizing rays lines and line segments - videos don''t plaly
Author: KhanBugz
Created: 2012-01-10 03:16:58+00:00
State: open
Labels: chrome, other, xp

Reporter: bonemjt@gmail.com

when i hit the button for an explanation video I get the message "a plug in is missing". How do I fix that?

[recognizing_rays_lines_and_line_segments.html?seed=19&problem=ray](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/recognizing_rays_lines_and_line_segments.html?seed=19&problem=ray&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/recognizing_rays_lines_and_line_segments.html?seed=19&problem=ray&debug&activity=%5B%5B%22correct-activity%22%2C%22%5C%22Ray%5C%22%22%2C3%5D%5D)

["Ray"]

Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.75 Safari/535.7

MathJax is loaded, ready, queue length: 0