Ch 4 Transformations Review

Front

What are the coordinates of point H' after reflecting point H(3, 4) across the x-axis?

Back

(3, -4)

Front

What are the coordinates of point R after rotating it 90 degrees clockwise?

Back

(3, -3)

Front

Describe the transformation represented by (x, y) → (x, -y).

Back

Reflection across the x-axis.

Front

What are the coordinates of point A' after rotating point A(-3, 5) 180° about the origin?

Back

(-3, -5)

Front

Which transformation changes the size of a figure without affecting its shape?

Back

Dilation.

Front

What is the effect of a reflection across the y-axis on the point (x, y)?

Back

The new coordinates will be (-x, y).

Front

What happens to the coordinates of a point (x, y) when it is translated 5 units to the right and 3 units up?

Back

The new coordinates will be (x + 5, y + 3).

Front

What are the coordinates of point I' after reflecting point I(4, 2) across the x-axis?

Back

(4, -2)

Front

What is the result of rotating point (2, 3) 90 degrees counterclockwise about the origin?

Back

(-3, 2).

Front

What transformation is described by the rule (x, y) → (y, -x)?

Back

Rotation 90 degrees counterclockwise.