Properties of Similar Figures

Front

Matching sides are called

Back

Corresponding Sides

Front

Sides in similar figures must be proportional. (True/False)

Back

True

Front

Corresponding angles in similar figures are congruent. (True/False)

Back

True

Front

In similar polygons, corresponding sides are ___ and corresponding angles are ___. (Fill in the blanks)

Back

proportional, congruent

Front

What is the ratio of the lengths of corresponding sides in similar figures?

Back

The ratio is constant.

Front

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

Back

Their corresponding sides are in proportion.

Front

If triangle ABC is similar to triangle DEF, what can be said about angle A and angle D?

Back

Angle A is congruent to angle D.

Front

What is the relationship between the areas of two similar figures?

Back

The ratio of their areas is the square of the ratio of their corresponding sides.

Front

If the sides of two similar triangles are in the ratio 3:5, what is the ratio of their areas?

Back

The ratio of their areas is 9:25.

Front

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

Back

Their corresponding angles are congruent.