Find m∠BAC and m∠DAB in the figure shown below.Line upper D upper C is shown intersecting with line upper E upper B at point upper A. The angle upper E upper A upper D is labeled 80 degrees." width="169" height="70" align="middle" style="border: 0px solid; vertical-align: middle;"

Question

>Find m∠BAC and m∠DAB in the figure shown below.Line upper D upper C is shown intersecting with line upper E upper B at point upper A.  The angle upper E upper A upper D is labeled 80 degrees." width="169" height="70" align="middle" style="border: 0px solid; vertical-align: middle;"

oobleck · Answer

∠s EAD and BAC are vertical angles, so they are congruent.
The ∠s DAB and EAB are supplementary to them, and are also congruent.

Not sure why you typed all that garbage above, rather than just naming the angles and lines. and infusing HTML style info.