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

7-40.
  1. 7-40. The trapezoids at right are similar shapes. Homework Help ✎

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

    2. Find the lengths of the missing sides.

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

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

x = 9 m

If x is 9 m, what would y be?