Scale Drawings

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or space that maintains the proportions of the original, using a specific ratio or scale.

Front

What does the scale 1 inch : 2 feet mean?

Back

It means that 1 inch on the drawing represents 2 feet in real life.

Front

If a scale drawing uses a scale of 1 cm : 3 meters, how do you convert the drawing measurement to real life?

Back

Multiply the measurement in centimeters by 3 to find the actual measurement in meters.

Front

How do you find the actual length of an object from a scale drawing?

Back

Multiply the length in the drawing by the scale factor.

Front

What is the scale factor in the scale 1 cm : 9 meters?

Back

The scale factor is 9, meaning each centimeter in the drawing represents 9 meters in reality.

Front

If a drawing shows an air hockey table as 5 inches long with a scale of 1 inch : 2 feet, what is the actual length?

Back

10 feet.

Front

How do you determine the width of a soccer field in a drawing if the actual width is 54 meters and the scale is 1 cm : 9 meters?

Back

Divide the actual width by the scale factor: 54 meters ÷ 9 = 6 cm.

Front

What is the actual length of a basketball court if it measures 30 cm in a drawing with a scale of 1 cm : 3 meters?

Back

90 meters.

Front

If a car in a scale drawing is 3 cm long and the scale is 1 cm : 4 ft, what is the actual length of the car?

Back

12 feet.

Front

What is the purpose of using scale drawings?

Back

Scale drawings help visualize and represent large objects or spaces in a manageable size while maintaining accurate proportions.