In the following diagram, A ∥ B. Use complete sentences to explain how the special angles created by the intersection of A and B by D can be used to solve for x. Solve for x, showing all of your work. Find the measure of ∠6.

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2