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Home > MC2 > Chapter 6 > Lesson 6.1.2 > Problem 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 mm side to the mm side should be equal to the ratio of the side to the mm side.

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 .

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