Khan/khan-exercises — Issue #5805: Midpoint formula - impossible question
Author: KhanBugz
Created: 2011-11-08 19:25:09+00:00
State: open
Labels: chrome, win7

I dont know how to do this

[midpoint_formula.html?seed=171&problem=find-point](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/midpoint_formula.html?seed=171&problem=find-point&debug)

[["9","-3"],["-3","9"]]

Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.106 Safari/535.2

MathJax is loaded, ready, queue length: 0