(this is math) find the center of the circle whose diameter has an endpoint at (-3,-4) and the origin. the radius of the circle = 5/2

Question: michelangelo made several creative decisions in the process of making the pieta. one of these was to portray mary as a young woman. how would the sculpture be different if mary had appeared to be in her early 50's, as she probably was when christ was crucified? would this improve or detract from the work? why? use additional internet resources in support of