Unit 4 Similar Figures & Proving Similar Figures Practice

Front

Two objects that are the same shape but not the same size are _______.

Back

Similar

Front

What does this symbol stand for? ≅

Back

Congruent

Front

Are the following similar? Why or why not? (Answer: No)

Back

The ratios of the corresponding sides are not equal.

Front

If the triangles are similar, state how. (Answer: Not similar)

Back

Not similar.

Front

Solve for x: If two triangles are similar and the ratio of their sides is 2:3, and one side of the smaller triangle is 10, what is the corresponding side of the larger triangle?

Back

15

Front

What is the definition of similar figures?

Back

Figures that have the same shape but not necessarily the same size.

Front

What is the AA criterion for similarity?

Back

If two angles of one triangle are congruent to two angles of another triangle, the triangles are similar.

Front

What is the SSS criterion for similarity?

Back

If the lengths of the corresponding sides of two triangles are proportional, the triangles are similar.

Front

What is the SAS criterion for similarity?

Back

If two sides of one triangle are proportional to two sides of another triangle and the included angles are congruent, the triangles are similar.

Front

If two triangles are similar, what can be said about their corresponding angles?

Back

Their corresponding angles are equal.