Preimage Dilation

What type of transformation is this?

• Translation

• Reflection

• Rotation

• Dilation

What type of transformation is this?

• Translation

• Reflection

• Rotation

• Dilation

What type of transformation is this?

• Translation

• Reflection

• Rotation

• Dilation

The shape before transformation

• Preimage

• Image

The scale factor for this dilation is:

Mathematical Equivalence

ON

All these transformations stay the same size and shape except ______.

• Rotation

• Transformation

• Dilation

• Reflection

Select ALL the true statements about an image after a dilation.

• The image is a different shape than the preimage.

• The image is a different size than the preimage.

• The image has the same angle measures as the preimage.

• The image is similar to the preimage.

• The image has the same side lengths as the preimage.

Figure D´E´F´G´ is a dilation with center (0, 0) of figure DEFG. What is the scale factor?

A sequence of transformations is required to map ΔPQR onto ΔP’Q’R’. Which is a possible step?

• A dilation with scale factor 1

• A dilation with scale factor 2

• A dilation with scale factor 3

• A dilation with scale factor 4

Triangle DEF is similar to triangle ABC. What is a sequence of transformations that maps triangle ABC to triangle DEF?

• Reflection then rotation

• Rotation then dilation with scale factor of 2

• Rotation then dilation with scale factor of 0.5

• Rotation then translation