Similar Figures

Front

Shapes that are the same shape AND the same size are _______.

Back

Congruent

Front

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

Back

Similar

Front

Are the following similar? Explain your reasoning.

Back

Yes, similar because they are the same shape and side lengths are proportional.

Front

Matching sides are called...

Back

Corresponding Sides

Front

Corresponding sides in similar figures must be proportional. True or False?

Back

True

Front

What is the definition of similar figures?

Back

Figures that have the same shape but different sizes.

Front

What is the definition of congruent figures?

Back

Figures that have the same shape and size.

Front

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

Back

Their corresponding angles are equal.

Front

If the sides of two similar triangles are in the ratio 2:3, what can be said about their areas?

Back

The ratio of their areas is 4:9.

Front

What is a scale factor in similar figures?

Back

The ratio of the lengths of corresponding sides.