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October 11th, 2012, 07:19 AM  #1 
Member Joined: Jul 2012 Posts: 32 Thanks: 1  Small Square Problem
The side of the square is 6 cm. Two equilateral triangles are drawn as shown here. Find the perimeter of the figure. _ <_> I tried, but the answer given is 36cm.. I get 48... where did I missed .. plz.. help me!! 
October 11th, 2012, 07:39 AM  #2 
Math Team Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 14,581 Thanks: 1038  Re: Small Square Problem
36 is correct. Only the 6 outside lines make the perimeter; NOT the 2 inside lines.

October 11th, 2012, 07:43 AM  #3 
Math Team Joined: Aug 2012 From: Sana'a , Yemen Posts: 1,177 Thanks: 44 Math Focus: Theory of analytic functions  Re: Small Square Problem
So clearly if we add the sides =6+6+6+6+6+6=36

October 11th, 2012, 05:16 PM  #4 
Member Joined: Jul 2012 Posts: 32 Thanks: 1  Re: Small Square Problem
Thank U!!


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