Here's one for all you mathematicians out their

From the window of one building, Frank finds that the angle of elevation to the top of the second building is 36 degrees and the angle of depression of the bottom is 47 degrees. The buildings are 49 m apart. What is the height of the second building?

I think that i drew my graphics wrong on this one, if i knew how to draw on here i would show you.

Help!!!!!!!