Similar Triangles Review

Front

What is the height of the tree if it is measured to be 15 ft?

Back

15 ft

Front

If two figures are similar, their angles are ______.

Back

congruent

Front

What postulate proves that triangles are similar if the sides are in proportion?

Back

SSS~ (Side-Side-Side Similarity)

Front

If two similar triangles have sides in the ratio of 2:3, what can be said about their corresponding angles?

Back

The corresponding angles are congruent.

Front

In similar polygons, corresponding sides are ___ and corresponding angles are ___.

Back

proportional, congruent

Front

What is the relationship between the sides of similar triangles?

Back

The ratios of the lengths of corresponding sides are equal.

Front

If triangle ABC is similar to triangle DEF, and the length of side AB is 6 cm and side DE is 9 cm, what is the ratio of AB to DE?

Back

2:3

Front

What does AA~ stand for in triangle similarity?

Back

Angle-Angle Similarity Postulate.

Front

If two triangles have one angle of 60 degrees and the other angles are equal, are they similar?

Back

Yes, they are similar by AA~.

Front

What is the significance of the SSS~ postulate?

Back

It states that if the sides of two triangles are in proportion, then the triangles are similar.