Similarity Vocabulary Game

Front

What is a ratio?

Back

A comparison of 2 (or more) quantities.

Front

What is dilation in geometry?

Back

A transformation in which a figure is enlarged or reduced.

Front

What is the scale factor?

Back

The ratio of the lengths of the corresponding sides of the image and the preimage of a dilation.

Front

What are similar figures?

Back

Figures that have the same shape but not necessarily the same size.

Front

What is the Angle-Angle (AA) Similarity Theorem?

Back

If two angles of one triangle are congruent to two angles of another triangle, then the two triangles are similar.

Front

What does it mean for two triangles to be similar?

Back

They have the same shape, and their corresponding angles are equal while their corresponding sides are in proportion.

Front

What is the Side-Side-Side (SSS) Similarity Theorem?

Back

If the corresponding side lengths of two triangles are proportional, then the triangles are similar.

Front

What is a transformation in geometry?

Back

An operation that moves or changes a shape to create a new shape.

Front

What is the difference between congruent and similar figures?

Back

Congruent figures are identical in shape and size, while similar figures have the same shape but may differ in size.

Front

How do you find the scale factor between two similar figures?

Back

Divide the length of a side of the image by the length of the corresponding side of the preimage.