Khan/khan-exercises — Issue #9148: Triangle angles 1 - Question is unclear
Author: KhanBugz
Created: 2011-12-21 00:57:30+00:00
State: open
Labels: chrome, win7, wrong-or-unclear

[triangle_angles_1.html?seed=117&problem=isosceles2](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/triangle_angles_1.html?seed=117&problem=isosceles2&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/triangle_angles_1.html?seed=117&problem=isosceles2&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22126%5C%22%22%2C17%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2242%5C%22%22%2C10%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2296%5C%22%22%2C33%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2296%5C%22%22%2C31%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2242%5C%22%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C21%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2296%5C%22%22%2C53%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22138%5C%22%22%2C33%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%5D)

["126","42","96","96","42","96","138"]

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7

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