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Home > MC2 > Chapter 7 > Lesson 7.2.1 > Problem 7-71

7-71.
  1. Use the similar shapes below to answer the questions below. Homework Help ✎

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

    2. What is the scale factor from shape B to shape C?

    3. How are these scale factors related?

    4. What do you know about shape A and shape C?

What is the factor between 12 and 3?

Divide by 4.

What is the factor between 6 and 24?

Do you notice any similar changes from shapes A to B and B to C? Do they have similar factors?

They are congruent.