Similar Triangles

Front

Are the triangles similar?

Back

No

Front

Sides in similar figures must be proportional. True or False?

Back

True

Front

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

Back

Similar

Front

Matching angles are called _______.

Back

Corresponding Angles

Front

What is the ratio of the lengths of corresponding sides in similar triangles?

Back

The ratio is constant.

Front

If two triangles have two pairs of corresponding angles that are equal, what can be said about the triangles?

Back

The triangles are similar.

Front

What is the term for the angles that are in the same position in similar figures?

Back

Corresponding Angles

Front

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

Back

The lengths of corresponding sides are proportional.

Front

What is the relationship between the areas of two similar triangles?

Back

The ratio of their areas is the square of the ratio of their corresponding sides.

Front

If the sides of triangle XYZ are 3, 4, and 5, and triangle PQR is similar to triangle XYZ with a scale factor of 2, what are the lengths of the sides of triangle PQR?

Back

The sides of triangle PQR are 6, 8, and 10.