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Congruent Triangles vs Similar Triangles Worksheet

Page history last edited by mcoope21 14 years, 12 months ago

Objective	Learn the difference between congruent and similar triangles.
Time	20 minutes
Materials	Print out of this worksheet

CONGRUENT TRIANGLES vs SIMILAR TRIANGLES WORKSHEET

Remember:

Congruent Triangles- Triangles that have congruent corresponding parts.

Similar Triangles- Triangles that have equal corresponding angles AND proportional corresponding sides

Note: Congruent Triangles are the same size. Similar Triangles are two different sizes.

1. Which is the Congruent Symbol? Similarity Symbol?

2. Is this set of triangles similar or congruent? Why?

3. Use proportions to show why these two triangles are similar.

4. Although there are no side or angle values written in this picture, is it possible for these triangles to be Similar? Congruent?

5. These triangles are similar. What is the common proportion for the corresponding sides?

6.Are these triangles similar, congruent, or neither?

Show Me Standards	1
NCTM Standards	1A, 4E