O Points: 0 of 1 A boat sails directly toward a 150-m skyscraper that stands on the edge of a harbor. The angular size of the building is the angle formed by lines from the top and bottom of the building to the observer (see figure). Complete parts a and b below. a. Use a trigonometric equation to find an expression for the angle, e, in terms of x. (Type an equation.) 130 m Sav