A woman is standing on a cliff watching a motorboat through a telescope as the boat approaches the shoreline directly below her. The telescope is 250 feet above the water level and the boat is approaching at 20 feet per second. As the boat approaches the shoreline, the angle of the telescope has to change in order to keep the boat in sight. . A. How fast is the distance from the telescope to the boat changing when the boat is 175 feet from the shore? B. If the telescope is always kept aimed at the boat, how fast is the angle of the telescope changing when the boat is 175 feet from the shore?

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Let the distance of the boat from the ... View the full answer