A dinghy is pulled toward a dock by a rope from the bow through a ring on the dock 8 feet above the bow. The rope is hauled in at the rate of 3 ft/sec. Complete parts a. and b. A triangle is drawn between a small boat and a post on the edge of a dock with a dashed vertical side labeled 8 feet, a dashed horizontal side with an arrow pointing to the right, and a solid side that rises from left to right. The intersection of the vertical side and the side that rises from left to right is labeled Ring at edge of dock. The angle at this point is labeled theta. theta theta 8' 8' a. How fast is the boat approaching the dock when 10 ft of rope are out? The distance between the boat and the dock is changing at a rate of nothing ft/sec.