i looked at videos and still don't understand. 27 In the diagram below of AACP, BE || AT. D In the diagram below of parallelogram ABCD with diagonals AC and BD, the \angle ADB = 37\degree and the \angle DCB = 120\degree . 1) 12 2) 78 3) 84 4) 156 Other names for quadrilateral include quadrangle (in analogy to triangle), tetragon (in analogy to pentagon, 5-sided polygon, and hexagon, 6-sided polygon), and 4-gon (in analogy to k-gons for arbitrary values of k).A quadrilateral with vertices , , and is sometimes denoted as . Explain your reasoning. in the diagram below of quadrilateral abcd ac is a diagonal that biscets