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Lesson: Similarity of Solids Mathematics • 8th Grade

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

Lesson Plan

Students will be able to

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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