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What is the value of x?

 Feb 12, 2018
 #1
avatar+96201 
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The angle bisector of  ACB  sets up the following ratio :

 

AD / BD  =  AC / BC

 

So we have that

 

x / 4.2  = 5 / 6       multiply both sides by 4.2

 

x  =  4.2 * 5  / 6     =   3.5

 

 

cool cool cool

 Feb 12, 2018

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