Work out radius of 1.43 x 10^5

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?