Item 13 question 1 an athletic facility is building an indoor track. the track is composed of a rectangle and two semicircles, as shown. to. write a formula for the perimeter of the indoor track. p= x x = b. solve the formula for \ (x \). question 2 question 3 c. the perimeter of the track is 660 feet, and \ (r \) is 50 feet. find \ (x \). round your answer to the nearest foot. r x is 50 feet. find . round your answer to the nearest foot. x = feet