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A spotlight is 15 feet away from a building and is moving away from it at a rate of 6 feet per second. Right now,

A spotlight is 15 feet away from a building and is moving away from it at a rate of 6 feet per second. Right now, Stretchy-Man is 6 feet from the building, is 3 feet tall, and growing at a rate of 4 feet per second.

a) Is Stretchy-Man's shadow (on the side of the building) getting taller or shorter? How do you know?

b) At what rate is it changing?

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