Khan/khan-exercises — Issue #13376: Congruency postulates - congruent triangles
Author: KhanBugz
Created: 2012-02-08 16:31:16+00:00
State: open
Labels: ie8, other, xp

Reporter: hedreyer@gmail.com

This sucks big time

[congruency_postulates.html?seed=32&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/congruency_postulates.html?seed=32&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/congruency_postulates.html?seed=32&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%22Yes%5C%22%2C%5B1.8718665821835762%2C2.254305552431274%5D%2C%5B4%2C4%5D%2C%5B3.67645194712346%2C-1.0885284679674436%5D%2C%5B1.8718665821835762%2C2.254305552431274%5D%5D%22%2C112%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B1.8718665821835762%2C2.254305552431274%5D%2C%5B4%2C4%5D%2C%5B3.67645194712346%2C-1.0885284679674436%5D%2C%5B1.8718665821835762%2C2.254305552431274%5D%5D%22%2C3%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B1.8978576585761937%2C2.2230929892950133%5D%2C%5B4%2C4%5D%2C%5B5.662162698576571%2C-0.8202718258720596%5D%2C%5B2.7088534533451276%2C1.5690862739783457%5D%5D%22%2C11%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B2.708853453345125%2C1.5690862739783457%5D%2C%5B4%2C4%5D%2C%5B5.662162698576571%2C-0.8202718258720596%5D%2C%5B-0.6160342173395268%2C4.259067792124627%5D%5D%22%2C6%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B2.708853453345125%2C1.5690862739783457%5D%2C%5B4%2C4%5D%2C%5B5.662162698576571%2C-0.8202718258720596%5D%2C%5B2.708853453345125%2C1.5690862739783457%5D%5D%22%2C45%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B2.708853453345125%2C1.5690862739783457%5D%2C%5B4%2C4%5D%2C%5B5.662162698576571%2C-0.8202718258720596%5D%2C%5B2.708853453345125%2C1.5690862739783457%5D%5D%22%2C28%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%22Yes%5C%22%2C%5B2.708853453345125%2C1.5690862739783457%5D%2C%5B4%2C4%5D%2C%5B5.662162698576571%2C-0.8202718258720596%5D%2C%5B2.708853453345125%2C1.5690862739783457%5D%5D%22%2C8%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B2.708853453345125%2C1.5690862739783457%5D%2C%5B4%2C4%5D%2C%5B5.662162698576571%2C-0.8202718258720596%5D%2C%5B2.708853453345125%2C1.5690862739783457%5D%5D%22%2C4%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B1.5636121384501184%2C2.7192130792392954%5D%2C%5B4%2C4%5D%2C%5B2.65718084731657%2C-0.918804939720812%5D%2C%5B1.5636121384501184%2C2.7192130792392954%5D%5D%22%2C31%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B1.2562274028721036%2C3.7806535080076924%5D%2C%5B4%2C4%5D%2C%5B2.557894881698781%2C-0.8906173577171961%5D%2C%5B1.2562274028721036%2C3.7806535080076924%5D%5D%22%2C123%5D%5D)

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