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What does this symbol "ll” mean?

In the diagram of AABC, points D and E are on AB and CB,
respectively, such that AC | DE.

What does "AC||DE" tell us? Why do we need this
information?

If AD = 24, DB = 12, and DE = 4, what is the length of AC ?
(1) 8
(3) 16
(2) 12
(4) 72
Show your calculation below to find the answer.

What does this symbol ll mean In the diagram of AABC points D and E are on AB and CB respectively such that AC DE What does ACDE tell us Why do we need this inf class=

Respuesta :

Spykids
The symbol means two things are parallel.

It tells you that the lines are parallel, we need it because it makes a parallelogram.

AC is 8, this is because of the ratio 2:1. So if DE is 4, and we use the ratio then AC should be 8.

Hope this helps!

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