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154
1
avatar+212 

What is the value of x?

 

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 May 18, 2018
 #1
avatar+94619 
+1

The bisection of the apex angle sets up the following relationship :

 

DB / DA    =  BC / AC

 

x / 2.25   =   4 / 3      multiply both sides by 2.25

 

x  = 2.25 *  4  /3 

 

x  =  9/ 3

 

x  = 3 

 

 

 

cool cool cool

 May 18, 2018

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