MGMAT geometry

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MGMAT geometry

by mleviko » Tue Apr 15, 2008 10:33 am
A certain square is to be drawn on a coordinate plane. One of the vertices must be on the origin, and the square is to have an area of 100. If all coordinates of the vertices must be integers, how many different ways can this square be drawn?

4
6
8
10
12
Smashed the GMAT: 760

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by GMAT_crusher » Tue Apr 15, 2008 6:11 pm
ANS:E ??

4 with 0,0; 10,0, 10,10; 0,10 ..one in each quad.
4 with 0,0; 6,8; ...
4 with 0,0; 8,6; ...

kinda looks like a STAR.

Correct me as needed.

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by netigen » Wed Apr 16, 2008 5:37 pm
which book is this one from?