Scale Drawing & Scale Factor

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or space that is proportionally reduced or enlarged to fit on paper, using a specific ratio called the scale.

Front

What is a scale factor?

Back

A scale factor is a number that describes how much a shape is enlarged or reduced in a scale drawing. It is the ratio of a length in the drawing to the corresponding length in the actual object.

Front

How do you calculate the measurement on a blueprint using the scale?

Back

To calculate the measurement on a blueprint, multiply the actual measurement by the scale factor.

Front

If the scale is 2 inches : 5 feet, what is the scale factor in simplest form?

Back

Front

What is the width of a rectangle if the scale drawing is 2cm : 10m and the drawing width is 4cm?

Back

The actual width is 20m.

Front

How do you convert measurements from inches to feet?

Back

To convert inches to feet, divide the number of inches by 12.

Front

If a toy alligator is 7 inches and a real alligator is 175 inches, what is the scale factor?

Back

Front

What is the relationship between the scale drawing and the actual object?

Back

The scale drawing maintains the same proportions as the actual object, allowing for accurate representation and measurement.

Front

How do you express a scale of 1:50 in terms of feet?

Back

A scale of 1:50 means that 1 unit on the drawing represents 50 units in reality.

Front

If a blueprint shows a length of 2cm for a real house that is 4ft long, what is the scale factor?

Back