Similar Triangles

Front

What are similar triangles?

Back

Triangles that have the same shape but may differ in size.

Front

What does SSS stand for in triangle similarity?

Back

Side-Side-Side; if the corresponding sides of two triangles are in proportion, the triangles are similar.

Front

What does SAS stand for in triangle similarity?

Back

Side-Angle-Side; if two sides of one triangle are proportional to two sides of another triangle and the included angles are equal, the triangles are similar.

Front

What does AA stand for in triangle similarity?

Back

Angle-Angle; if two angles of one triangle are equal to two angles of another triangle, the triangles are similar.

Front

If two triangles have one angle of equal measure and the sides including that angle are in proportion, what can be concluded?

Back

The triangles are similar by SAS.

Front

If two triangles have two angles of equal measure, what can be concluded?

Back

The triangles are similar by AA.

Front

What is the relationship between congruent triangles and similar triangles?

Back

Congruent triangles are similar, but similar triangles are not necessarily congruent.

Front

If triangle ABC is similar to triangle DEF, what can be said about their corresponding sides?

Back

The lengths of the corresponding sides are in proportion.

Front

What is a proportion in the context of similar triangles?

Back

An equation that states that two ratios are equal.

Front

If CB / DM = AC / ?, what is the missing side if the triangles are similar?

Back

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