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

Question

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 8 tan 1 150 X de What is the rate of change of the angular size when the boat is x 400 m from the building dx rad m Round to five decimal places as needed 150 m

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