Circle 1 has center (? 4, ? 7) and a radius of 12 cm. circle 2 has center (3, 4) and a radius of 15 cm. what transformations can be applied to circle 1 to prove that the circles are similar? enter your answers in the boxes. enter the scale factor as a fraction in simplest form. the circles are similar because the transformation rule (, ) can be applied to circle 1 and then dilate it using a scale factor of 4 5? .