Circle X with a radius of 6 units and circle Y with a radius of 2 units are shown.

Circles X and Y are shown. Circle X has a radius of 6 units and circle Y has a radius of 2 units.

Which steps would prove the circles similar?

Translate the circles so they share a common center point, and dilate circle Y by a scale factor of 4.
Translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle Y by a scale factor of 4.
Translate the circles so they share a common center point, and dilate circle Y by a scale factor of 3.
Translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle Y by a scale factor of 3.