Similar Figures and Scale Drawing

Front

What are similar figures?

Back

Similar figures are shapes that have the same shape but may differ in size. Their corresponding angles are equal, and the lengths of their corresponding sides are proportional.

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object that is proportional to its actual size. It uses a specific ratio to show the dimensions of the object.

Front

How do you find the length of the diagonal in a rectangle?

Back

Front

If a rectangle has a length of 6 units and a width of 1.5 units, what is the length of the diagonal?

Back

The diagonal is 6 units.

Front

What does the ratio of two sides in similar figures represent?

Back

The ratio of two sides in similar figures represents the scale factor between the figures.

Front

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

Back

The ratios of their corresponding sides are equal.

Front

What is the scale factor if the width of a scale drawing is 27.75 inches and the actual width is 37 inches?

Back

Front

How do you determine the dimensions of an enlarged photograph that is similar to the original?

Back

Set up a proportion using the corresponding dimensions of the original and enlarged photographs.

Front

If the original photograph has dimensions of 12 inches by 8 inches and the width of the enlarged photograph is 16 inches, what is the length?

Back

The length of the enlarged photograph is 24 inches.

Front

What is the relationship between the lengths of corresponding sides in similar figures?

Back

The lengths of corresponding sides are in the same ratio as the scale factor.