Similar and Congruent Figures

Front

What are similar figures?

Back

Two figures that have the same shape but may differ in size.

Front

What does it mean for angles to be congruent?

Back

Congruent angles are angles that have the same measure.

Front

Are all corresponding angles in similar figures congruent?

Back

True

Front

If two triangles are similar, what can we say about their corresponding sides?

Back

The ratios of their corresponding sides are equal.

Front

What is a proportion in mathematics?

Back

A proportion is an equation that states that two ratios are equal.

Front

If a tree is 12 feet tall and casts a shadow of 9 feet, and a building casts a shadow of 24 feet, how tall is the building?

Back

32 feet

Front

What is the relationship between similar figures and scale factors?

Back

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

Front

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

Back

Similar

Front

How do you set up a proportion to find a missing side length in similar figures?

Back

Set the ratio of the lengths of corresponding sides equal to each other.

Front

If two polygons are similar, what can we conclude about their angles?

Back

All corresponding angles are congruent.