Scale Drawings

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or a space that is proportionally reduced or enlarged to fit a specific scale.

Front

What does the scale factor indicate in a scale drawing?

Back

The scale factor indicates the ratio of the dimensions of the drawing to the dimensions of the actual object.

Front

What is the scale factor of a drawing that is twice the size of the original?

Back

The scale factor is 2.

Front

What is the scale factor of a drawing that is half the size of the original?

Back

The scale factor is 1/2.

Front

If a scale factor is greater than 1, what type of transformation occurs?

Back

An enlargement occurs.

Front

If a scale factor is less than 1, what type of transformation occurs?

Back

A reduction occurs.

Front

What is the scale factor if a triangle is reduced from a size of 12 cm to 9 cm?

Back

The scale factor is 3/4.

Front

How do you calculate the scale factor between two similar figures?

Back

Divide the length of a side of the new figure by the length of the corresponding side of the original figure.

Front

What is the scale factor of a drawing that is 5 times larger than the original?

Back

The scale factor is 5.

Front

What is the relationship between scale factor and area?

Back

The area of the new figure is proportional to the square of the scale factor.