Similarity Review

Front

What does AA Similarity mean in triangles?

Back

AA Similarity means that if two angles of one triangle are equal to two angles of another triangle, then the triangles are similar.

Front

What does SSS Similarity mean in triangles?

Back

SSS Similarity means that if the three sides of one triangle are proportional to the three sides of another triangle, then the triangles are similar.

Front

What does SAS Similarity mean in triangles?

Back

SAS Similarity means that if two sides of one triangle are proportional to two sides of another triangle and the included angle is equal, then the triangles are similar.

Front

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

Back

The corresponding angles of similar triangles are equal.

Front

When two triangles are similar, what can be said about their corresponding sides?

Back

The corresponding sides of similar triangles are proportional.

Front

What is the scale factor in similar figures?

Back

The scale factor is the ratio of the lengths of corresponding sides of two similar figures.

Front

What is the formula for scale factor?

Back

Front

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

Back

The lengths of the sides of triangle ABC are proportional to the lengths of the sides of triangle DEF.

Front

What happens to the angles of a triangle when a dilation occurs?

Back

The angles of a triangle remain unchanged during a dilation.

Front

Which of the following is NOT true about similar figures? A) Similar figures always have the same shape. B) Similar figures always have the same size. C) Similar figures always have corresponding angles that are equal. D) Similar figures always have corresponding sides that are proportional.

Back

B) Similar figures always have the same size.