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Home > MC2 > Chapter 7 > Lesson 7.1.3 > Problem 7-32


Look at the similar shapes shown below.  

  1. What is the scale factor from shape A to shape B?

    What is the factor between and ?

    Multiply by .

  2. Find the lengths of the missing sides.

    Multiply each side from shape A by the scale factor to get the new sides for shape B.

  3. Sketch a new shape C that is similar to shape A and has a scale factor of . What do you know about the measures of the angles and sides on this new shape? Label them on your picture.

  4. When two shapes are similar and have a scale factor of one, what are they called?