Can someone please help me . I’m like failing math and this is one of them I have to make up.

6n^2-7n-75=0 solve by quadratic formula

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

What does the relationship between the mean and median reveal about the shape of the data