Reflections

Front

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

Back

(x, y) → (x, -y)

Front

What are the coordinates of the point I' if point I(6, 2) is reflected across the x-axis?

Back

(6, -2)

Front

If a figure is reflected over the x-axis, what happens to the y-coordinates?

Back

The y-coordinates change sign.

Front

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

Back

(x, y) → (-x, y)

Front

If a point A(3, 4) is reflected across the y-axis, what are the new coordinates?

Back

(-3, 4)

Front

What is the effect of reflecting a figure across the x-axis on its orientation?

Back

The figure's orientation is flipped vertically.

Front

If triangle ABC is reflected across the x-axis, what happens to the coordinates of point B(2, 5)?

Back

B' will be (2, -5).

Front

What is the rule for reflecting a point (x, y) across the origin?

Back

(x, y) → (-x, -y)

Front

If a point P(-4, 3) is reflected across the origin, what are the new coordinates?

Back

P' will be (4, -3).

Front

What is the transformation called when a figure is flipped over a line?

Back

Reflection.