Dilation/Scale Factor

If the scale factor is greater than one, the new figure will be

• a reduction

• an enlargement

• a scale

• not proportional

What is the scale factor from triangle ABC to triangle DEF?

• 1/2

• 7/3

• 2/1

• 10/3

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Triangle ABC was dilated with the origin as the center of dilation to create triangle A’B’C’. Which rule best represents the dilation that was applied to triangle ABC to create triangle A'B'C'?

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Quadrilateral A'B'C'D' is a dilation of quadrilateral ABCD, with the origin as the center of dilation. Which of the following is the appropriate algebraic representation of the dilation?

Quadrilateral S'T'U'V' is a dilation of quadrilateral STUV, with the origin as the center of dilation.  Which of the following is the scale factor used to create quadrilateral S'T'U'V'?

Quadrilateral A'B'C'D' is a dilation of quadrilateral ABCD, with the origin as the center of dilation.  Which of the following is the appropriate algebraic representation of the dilation?

Polygon A'B'C'D'E' is a dilation of polygon ABCDE, with the origin as the center of dilation.  Which of the following is the scale factor that was used to create the dilation?