Reflections and Translations Practice

Front

What is the result of reflecting the point (4, 1) across the x-axis?

Back

(4, -1)

Front

What is the result of reflecting the point (1, -4) across the x-axis?

Back

(1, 4)

Front

A rigid motion creates figures that are ____________.

Back

congruent

Front

What does the transformation (x, y) --> (x, y + 4) indicate?

Back

slide up 4

Front

Describe the translation of Point A (3, -8) to A'(-4, -5).

Back

(x - 7, y + 3)

Front

What is the image of Z(-1, 4) after a reflection over the y-axis?

Back

Z'(1, 4)

Front

What is the general rule for reflecting a point (x, y) across the x-axis?

Back

(x, -y)

Front

What is the general rule for reflecting a point (x, y) across the y-axis?

Back

(-x, y)

Front

What is the general rule for translating a point (x, y) by (a, b)?

Back

(x + a, y + b)

Front

If a point is translated 5 units to the right and 3 units up, what is the transformation rule?

Back

(x + 5, y + 3)