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atjari
Group Title
Please help.
Prove that the diagonal of a quadrilateral bisect each other if and only if it is a parallelogram.
 2 years ago
 2 years ago
atjari Group Title
Please help. Prove that the diagonal of a quadrilateral bisect each other if and only if it is a parallelogram.
 2 years ago
 2 years ago

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FoolForMath Group TitleBest ResponseYou've already chosen the best response.4
I didn't read the problem properly, now after I did, I think we can prove this easily using vectors.
 2 years ago

Aron_West Group TitleBest ResponseYou've already chosen the best response.0
dw:1328089175382:dw
 2 years ago

atjari Group TitleBest ResponseYou've already chosen the best response.0
Ya v need to solve t with vectors nly. Bt hw?
 2 years ago

Aron_West Group TitleBest ResponseYou've already chosen the best response.0
Note the congruence of the triangles,and you can proceed easily.
 2 years ago

FoolForMath Group TitleBest ResponseYou've already chosen the best response.4
This is a pure geometrical solution http://www.math.washington.edu/~king/coursedir/m444a00/test/ca1016pgramdiag.html
 2 years ago

atjari Group TitleBest ResponseYou've already chosen the best response.0
geometrically I can prove t. Bt this question comes under the section vectors. That's y am confused.
 2 years ago

FoolForMath Group TitleBest ResponseYou've already chosen the best response.4
I am sooo tired right now :(
 2 years ago

atjari Group TitleBest ResponseYou've already chosen the best response.0
Ha k. Anyway thanx for trying to help me.
 2 years ago
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