📘IM2 Ch 8 Vocab Similarity

Front

What is the formula for scale factor?

Back

Front

What is an image in terms of transformations?

Back

A dilated shape

Front

What is a reduction in terms of dilation?

Back

A dilation in which the scale factor is greater than 0 and less than 1

Front

What is a directed line segment?

Back

A segment that represents moving from point A to point B

Front

What is an enlargement in terms of dilation?

Back

A dilation in which the scale factor is greater than 1

Front

What does similarity mean in geometry?

Back

Two shapes are similar if they have the same shape but not necessarily the same size.

Front

What is the relationship between corresponding angles in similar figures?

Back

Corresponding angles in similar figures are equal.

Front

What is the relationship between corresponding sides in similar figures?

Back

Corresponding sides in similar figures are proportional.

Front

What is the scale factor of similarity?

Back

The ratio of the lengths of corresponding sides of two similar figures.

Front

How do you determine if two triangles are similar?

Back

Two triangles are similar if their corresponding angles are equal and the lengths of their corresponding sides are proportional.