HON Similarity Flashcard

Front

ΔSQR∼ΔSPT. Which choice below lists two corresponding sides?

Back

TP and RQ

Front

The two right triangles below are similar. What is x, the missing side length in triangle DEF?

Back

9.75

Front

What is it called when two or more of the same units are being compared?

Back

Ratio

Front

If the scale factor is less than one, the new figure will be:

Back

a reduction

Front

All angles in similar figures are congruent. True or False?

Back

True

Front

What is the definition of similar triangles?

Back

Triangles that have the same shape but may differ in size.

Front

What is the scale factor in similar figures?

Back

The ratio of the lengths of corresponding sides.

Front

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

Back

They are equal.

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

How do you find the missing side length in similar triangles?

Back

Use the proportion of corresponding sides.