radius =input("Enter the radius of circle: ") 
print("circle =", 3.141*float(radius)*float(radius))
sidesquare =input("Enter side of square: ")
print("square=", float (sidesquare)*float(sidesquare))
rectanglelength =input("enter length of rectangle: ")
rectanglewidth =input("enter width of rectangle: ")
print("rectangle=", float(rectanglelength)*float(rectanglewidth))

 
