Can somebody give me the answer then explain to me how to get that answer?

Hurry and answer this! circle x with a radius of 6 units and circle y with a radius of 2 units are shown 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

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?