Translations, Reflections, & Rotations

Front

What happens to the coordinates (x, y) when you rotate 90 degrees clockwise?

Back

(y, -x)

Front

What does it mean for two figures to be congruent?

Back

They are the same size and same shape.

Front

What do we call the new figure after a transformation?

Back

Image

Front

How do you translate trapezoid ABCD to trapezoid A'B'C'D'?

Back

Translated 8 units down and 5 units to the right.

Front

If a triangle is reflected across the x-axis, what are the new coordinates of the vertex (2, 4)?

Back

(2, -4)

Front

What is a translation in geometry?

Back

A transformation that moves every point of a figure the same distance in the same direction.

Front

What is a reflection in geometry?

Back

A transformation that flips a figure over a line to create a mirror image.

Front

What is a rotation in geometry?

Back

A transformation that turns a figure around a fixed point.

Front

What is the line of reflection?

Back

The line over which a figure is reflected.

Front

What is the center of rotation?

Back

The fixed point around which a figure is rotated.