Question

In the given triangle ABC, find DE. answers: 20 5 10 2.5

Answer 1

5

Explanation:

Let's call the length AD y.

`(x+2)/(y)=(8x-14)/(2y) \\\\\\2(x+2)=8x-14 \\\\\\2x+4=8x-14 \\\\\\4=6x-14 \\\\\\6x=18 \\\\\\x=3 \\\\\\DE=x+2=3+2=5`

Hope this helps!