kcruz1 kcruz1
  • 20-04-2018
  • Mathematics
contestada

Please help and explain

Please help and explain class=

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nicholaswang111 nicholaswang111
  • 20-04-2018
Using geometry, you can find that ΔABC is similar to ΔADE by AA Similarity Postulate. Then, use proportions to find the value of x. 

x/3 = 6/(4+3)
x/3 = 6/7
x = 18/7
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