Arectangular yard 102 feet long and 68 feet wide has some dead grass spots. the sprinkling system waters with 6 sprinklers. they water in a circle that touches the next circle, 3 on top and 3 on bottom. the radius each sprinkler covers is 17 feet. use pi = 3.14 and round your answers to one decimal place. a. how much area does one sprinkler cover? b. how much area do all 6 sprinklers cover? c. what is the area of the lawn? d. what area of the lawn is not watered?