Chapter 7



Where's the math?

Making a miniature requires skill!

It also takes a lot of knowledge about finding measures in similar figures.

In this chapter, you will learn how to prove triangles are similar, and how to use the fact that two triangles are similar to find lengths of sides.


Similarity, Right Triangles, and Trigonometry

Expressing Geometric Properties with Equations

Mathematical Practice: Construct Viable Arguments

Big Ideas


Essential Question: How do you use proportions to find side lengths in similar polygons?

Reasoning and Proof

Essential Question: How do you show two triangles are similar?


Essential Question: How do you identify corresponding parts of similar triangles?

Remind Stream

Wall of Wisdom