Circle P

has its center at P(2,1)
and passes through the point (6,1).

Circle Q
has its center at Q(−2,1)
and passes through the point (0,1).
Diagram of circle P and circle Q on the coordinate plane as described in the text. Regina is writing an informal proof to show that circle Q
is similar to circle P
after a similarity transformation, followed by a rigid transformation.

Which two transformations will map circle P
onto circle Q?
Select two answer choices.

Responses

Rotate 180∘
about the origin.
Rotate 180 degrees about the origin.

Reflect in the y-
axis.
Reflect in the y textsf negativeaxis.

Reflect in the x-
axis.
Reflect in the x textsf negativeaxis.

Dilate with a scale factor of 25.
Dilate with a scale factor of

Dilate with a scale factor of 2.

1 answer

Reflect in the y-axis and translate horizontally by 4 units to the right.
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