a lighthouse is 27 m above water. a boat is 98.7 m from the base of the lighthouse. Make your own sketch and calculate the angle of depression of the boat from the top of the lighthouse. Give your answer to the nearest one-tenth of a degree.​

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field