+0  
 
0
30
2
avatar+464 

Here is the question

 

 
shreyas1  Oct 12, 2018
 #1
avatar+89998 
+1

Call the side of the square  = x

 

Notice that  

 Δ ABE  ~  Δ  EGF

 Δ  EGF ~  Δ  FCD

So

 Δ  ABE ~  Δ FCD 

 

So

 

AB / BE   = FC / CD

 

28 / x  = x / 58   cross-multiply

 

x^2  = 58 * 28

 

x^2  = 1624  

 

So...the area of the square is 1624 units^2

 

 

cool cool cool

 
CPhill  Oct 12, 2018
edited by CPhill  Oct 13, 2018
 #2
avatar+464 
+1

Thank you Chris

 
shreyas1  Oct 12, 2018

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