Topics
3. Transformations
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United States of AmericaTX
Grade 8

3.09 Identifying similar polygons

Lesson
Practice

Interactive practice questions

Which pair of triangles are similar?

Select the two triangles that are similar.

A

B

C

D
Medium
< 1min

Consider the following triangles:

Easy
< 1min

Consider the following shapes:

Easy
< 1min

Consider the shapes attached:

Medium
< 1min
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Outcomes

8.10.A

Generalize the properties of orientation and congruence of rotations, reflections, translations, and dilations of two-dimensional shapes on a coordinate plane

8.3.A

Generalize that the ratio of corresponding sides of similar shapes are proportional, including a shape and its dilation

8.3.B

Compare and contrast the attributes of a shape and its dilation(s) on a coordinate plane

8.3.C

Use an algebraic representation to explain the effect of a given positive rational scale factor applied to two-dimensional figures on a coordinate plane with the origin as the center of dilation

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