From a boat on the river below a dam, the angle of elevation to the top of the dam is 31°59'. If the dam is 2740 feet above the level of the river, how far is the boat from the base of the dam (to the nearest foot)?

From a boat on the river below a dam the angle of elevation to the top of the dam is 3159 If the dam is 2740 feet above the level of the river how far is the bo class=