Mrs. Firle gets mad at Mr. Firle and throws his ladder through his house window. If the ladder is 15 foot long and the distance from the end of the ladder to the house is 7 foot long. How high up is the window that the latter is through?

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?