Transformations Review

Front

Rotate the point (-5,8) around the origin 90 degrees clockwise. What is the image of the point?

Back

(8,5)

Front

What transformation occurs when a coordinate goes to (-x, -y)?

Back

180 degree rotation

Front

Using the y-axis as the mirror line, is this correct?

Back

Yes

Front

What is the rule for rotating a point 180° clockwise?

Back

(x,y)→(-x,-y)

Front

Does the image show a Dilation?

Back

Yes

Front

What is a rotation in geometry?

Back

A transformation that turns a figure around a fixed point.

Front

What is the effect of a 90 degree clockwise rotation on the point (x,y)?

Back

(y,-x)

Front

What is the effect of a 90 degree counterclockwise rotation on the point (x,y)?

Back

(-y,x)

Front

What is the definition of reflection in geometry?

Back

A transformation that flips a figure over a line.

Front

What is the mirror line for a reflection across the x-axis?

Back

The x-axis itself.