Need Geometry help with the triangle proportionality theorem

Mathematics
Tutor: None Selected Time limit: 1 Day

Nov 14th, 2015

Thank you for the opportunity to help you with your question!

Since triangle EDF and EAB are similar

=>ED/EA = EF/EB

=>(12+5)/12 = (7+x)/x

=> 17x = 12*7+12x

=>x = 84/5

Answer is (D)

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Nov 14th, 2015

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