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Home > CC3 > Chapter 7 > Lesson 7.2.1 > Problem 7-40


The trapezoids at right are similar shapes.  Homework Help ✎

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

    What is the ratio between the pair of sides 50 m and 30 m?

  1. 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.

    9 m

    If is 9 m, what would be?