First, find the measure of AD and BE.
AD = 12 and BE = 12
AD = 16 and BE = 10
AD = 10 and BE = 7
AD = 16 and BE = 12
Second, determine whether AB and DE are parallel.
therefore .
therefore AB is not parallel to DE.
![[math]AC=36[/math] and [math]BC=27[/math]](https://stage.geogebra.org/resource/udb99c6v/g4cDhzl8xk8DiHZg/material-udb99c6v.png)