Lesson: Similarity of Solids Mathematics • Middle School • Grade 8 • Glencoe • Geometry • Glencoe • Algebra 2 • Prentice Hall • Geometry • Common Core • Prentice Hall • Mathematics • Course 3 • Common Core • Glencoe • Algebra 2 • Common Core • Math Connects • Concepts, Skills, and Problem Solving • Course 3 • Student Edition

Mathematics

In this lesson, we will learn how to identify similar solids and use similarity to find their dimensions, areas, and volumes.

Video

08:27

Q1:

Given that these two triangular prisms are similar, find the value of .

Q2:

The figure shows two cubes. If the area of the smaller one is 143, and the sides are in the ratio , what is the surface area of the larger cube?

Q3:

If the pair of triangular prisms are similar, and the surface area of the smaller one is 198 yd², find the surface area of the larger one.

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