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Find the value of x. (Picture attached.)

Find the value of x. (Picture attached.)-example-1
User LiveEn
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1 Answer

4 votes

Here, triangle AEN and ALG are similar.


We know that the ratio of corresponding sides of two similar triangles are equal. So,


(21)/(42) =(2x-9)/((2x-9)+(x+7))\\\\(1)/(2) =(2x-9)/(3x-2)\\\\ 3x-2=4x-18\\\\-2+18=4x-3x\\\\16=x\\\\x=16\\

User Datenwolf
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