Question

Circle A has center of (2, 8) and a radius of 2. Circle B has a center of (5, 4) and a radius of 10. What steps will help show that circle A is similar to circle B?

Answer 1

Translate circle A using the rule (x−3, y+4).
Rotate circle A 270° about the center.
Reflect circle A over the line x=1
Dilate circle A by a scale factor of 5.

Answer 2

Dilations, proportions, and scaling are used to show similarity.