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4-67.

Alexa is looking at the shape at right. She needs to make several different figures that are similar to it.  

  1. If she uses the scale factor , will the new shape that she creates be larger or smaller than the original? Justify your answer.

    When multiplying by a number larger than , will the new number be larger or smaller than it originally was? Consider multipliers in terms of scale factors.

  2. List two different scale factors Alexa could use to make a smaller shape.

    Any number less than , but greater than .

  3. List two different scale factors Alexa could use to make a larger shape.

    Any number greater than .

A 4 sided polygon, with no sides the same, and no right angles.

Explore the problem with the eTool below.
Click the link at right for the full version of the eTool: 4-67 HW eTool