kjsdjahskdj hhelpp

An oil slick on a lake is surrounded by a floating circular containment boom. As the boom is pulled in, the circular containment area shrinks. If the radius of the area decreases at a constant rate of 5 , at what min rate is the containment area shrinking when the containment area has a diameter of 70 m? NOTE: Enter the eract answer. The area is shrinking at a rate of min