12.1 Transformations / Reflections Flashcards

Front

Rule for Reflecting across the x-axis

Back

(x, y) ---> (x, -y)

Front

Rule for Reflecting across the y-axis

Back

(x, y) ----> (-x, y)

Front

Rule for Reflecting across the line y = x

Back

(x, y) ---> (y, x)

Front

Rule for Reflecting across the line y = -x

Back

(x, y) ---> (-y, -x)

Front

A transformation maps A onto B and C onto D. What is the preimage of D?

Back

C

Front

A transformation maps A onto B and C onto D. What is the image of A?

Back

B

Front

Given the transformation of

ABCD --->A'B'C'D' , name the image.

Back

A'B'C'D'

Front

Given the transformation of

ABCD --->A'B'C'D' , name the preimage.

Back

ABCD

Front

Is the picture an example of a reflection, rotation, translation, or dilation?

Back

Reflection

Front

Is the picture an example of a reflection, rotation, translation, or dilation?

Back

Translation