Geometric shapes can be scaled up or down in size. For example, scaling by a factor of 3 triples the size of a shape, whereas scaling by a factor of 0.5 reduces the size of a shape by one-half. Write...

Geometric shapes can be scaled up or down in size. For example, scaling by a factor of 3 triples the size of a shape, whereas scaling by a factor of 0.5 reduces the size of a shape by one-half. Write a method scale that expects a parameter of type double and scales a circle by that factor.