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Home > MC2 > Chapter 5 > Lesson 5.1.1 > Problem 5-10


The trapezoids below are similar shapes.

Refer to problem 4-98 for help with scale factors between two shapes.

  1. What is the scale factor between shapes A and shape B?

    What is the ratio between the pair of sides m and m?

  2. Find the lengths of the missing sides.

    Use this ratio with each other pair of sides with one given length to solve for the variable.

    If is m, what would be? Make sure to know how to get this answer.