### Home > MC2 > Chapter 6 > Lesson 6.1.2 > Problem 6-20

6-20.

Find the lengths of the missing sides on the similar shapes below. .

Similar shapes have sides with equal ratios to each other. To find each unknown side, compare its ratio to a known side.

For example, the ratio of the side to the

Now solve for *z*.

mm. You can now use that to find ratios for the other unknown sides.

Write two more ratios to solve for side and side

*.*

mm

Now what does

*equal?*

Explore the problem with the etool below.

Click the link at right for the full version of the eTool: *MC2 6-20 HW eTool*