Prove that the two circles shown below are similar.

Circle A is shown with a center at 3, 4 and a radius of 5. Circle C is shown with a center of 0, negative 1 and a radius of 2.

Circle A is shown with a center at 3, 4 and a radius of 5. Circle C is shown with a center of 0, negative 1 and a radius of 2.