Khan/khan-exercises — Issue #15231: Congruency postulates - Congruency Postulates
Author: KhanBugz
Created: 2012-03-02 07:32:13+00:00
State: open
Labels: firefox, snowleo, wrong-or-unclear

When solving, it says that it may have a counter example. (thats understandable) But when you try to make the counter example as shown it doesnt work. Can you please help

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

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/congruency_postulates.html?seed=0&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%22Yes%5C%22%2C%5B1.0196542339472954%2C1.187971816145505%5D%2C%5B1.5662571416289095%2C4%5D%2C%5B4%2C0.6502403306621956%5D%2C%5B2.853705451199926%2C1.044941196777479%5D%5D%22%2C4%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B1.0196542339472954%2C1.187971816145505%5D%2C%5B1.5662571416289095%2C4%5D%2C%5B5.695823154940538%2C3.6988709833046385%5D%2C%5B1.0982555836144074%2C0.9549766836432365%5D%5D%22%2C14%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B1.3256676210943095%2C1.145460820362254%5D%2C%5B1.5662571416289095%2C4%5D%2C%5B5.685461893188405%2C3.5803020637123897%5D%2C%5B1.3256676210943095%2C1.145460820362254%5D%5D%22%2C10%5D%2C%5B%22hint-activity%22%2C%220%22%2C18%5D%2C%5B%22hint-activity%22%2C%220%22%2C18%5D%2C%5B%22hint-activity%22%2C%220%22%2C18%5D%2C%5B%22hint-activity%22%2C%220%22%2C19%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%22No%5C%22%2C%5B-4.377196201577069%2C5.007867461702727%5D%2C%5B-2.8541508401297446%2C2.5816337399743814%5D%2C%5B1.1350886242934086%2C3.6906705466148386%5D%2C%5B-4.938981618052804%2C5.837280929567401%5D%5D%22%2C93%5D%5D)

[["Yes",[1.0196542339472954,1.187971816145505],[1.5662571416289095,4],[4,0.6502403306621956],[2.853705451199926,1.044941196777479]],["No",[1.0196542339472954,1.187971816145505],[1.5662571416289095,4],[5.695823154940538,3.6988709833046385],[1.0982555836144074,0.9549766836432365]],["No",[1.3256676210943095,1.145460820362254],[1.5662571416289095,4],[5.685461893188405,3.5803020637123897],[1.3256676210943095,1.145460820362254]],["No",[-4.377196201577069,5.007867461702727],[-2.8541508401297446,2.5816337399743814],[1.1350886242934086,3.6906705466148386],[-4.938981618052804,5.837280929567401]]]

Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:5.0) Gecko/20100101 Firefox/5.0

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