Transformations

Front

Rotating a pre-image _____ degrees will place it back to its original position.

Back

360

Front

Determine how to translate triangle ABC to triangle A'B'C'.

Back

left 2, up 9

Front

If you were to rotate ABCD 180° about the origin, what would the coordinate of A' be?

Back

(-3, -5)

Front

Determine where X' would be if you translated X 3 units to the left and 9 units down.

Back

(-4, -5)

Front

Point (-5,2) is reflected over the y axis. Where is the new point located?

Back

(5,2)

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a shape to create a new shape.

Front

What are the four main types of transformations?

Back

Translation, Rotation, Reflection, Dilation.

Front

Define translation in geometry.

Back

Translation is a transformation that moves every point of a shape the same distance in a given direction.

Front

What is the effect of a 90° rotation about the origin on the point (x, y)?

Back

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

Front

What happens to the coordinates of a point (x, y) when it is reflected over the x-axis?

Back

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