Math problems from the *free* official practice tests and
problems from mba.com
urooj.khan
 
Posts: 17
Joined: Mon Jan 19, 2009 6:41 am
 

if the area of the triangle on the left is twice the area of

by urooj.khan Sat Jun 13, 2009 6:20 pm

Image
stock.mojo11
Forum Guests
 
Posts: 41
Joined: Wed May 20, 2009 4:10 pm
 

Re: if the area of the triangle on the left is twice the area of

by stock.mojo11 Sun Jun 14, 2009 10:39 am

urooj.khan Wrote:Image


Similar triangles will have area in the square of the ratio of their sides.

So if triangle 2's side is 2 times greater than triangle 1, triangle 2's area will be 4 times greater than triangle 1.

Here you are given area, so sides will be in the ratio of the square roots.

Hence it is D
RonPurewal
Students
 
Posts: 19744
Joined: Tue Aug 14, 2007 8:23 am
 

Re: if the area of the triangle on the left is twice the area of

by RonPurewal Mon Jun 15, 2009 11:10 pm

i have posted 2 different solutions to this problem on 2 different threads.

here they are:

(1) post8288.html#p8288

(2) post19973.html#p19973