Transformations of Polygons

Another name for an original figure in Geometry before any transformation.

• image

• preimage

• isometry

• vector

If the y-coordinate of each vertex of the parallelogram increases by 1, how does this affect the area of the parallelogram?

• The area increases by 1.

• The area decreases by 1.

• The area does not change.

• The area doubles.

The image shows what type of transformation

• Rotation

• Translation

• Reflection

Rotation or Reflection

• Rotation

• Reflection

• translation

Is the picture being reflected in the y-axis or x-axis?

• y-axis

• x-axis

Identify the transformation from C to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 270^o Clockwise Rotation

• 360^o Rotation

Identify the transformation.

• Reflection across y axis

• Reflection across x-axis

• 180 Rotation

• Translation 2 units down

A turn is also called a ___________.

• Translation

• Reflection

• Rotation

• Transformation

What is the transformation shown?

• Rotation 90 degrees clockwise

• Reflection over y= -1

• Reflection over x-axis

• Reflection over x= -1

How would you describe the movement of the figure?

• Slide

• Flip

• Turn