Scale & Scale Drawings

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or area that is proportionally reduced or enlarged to fit a specific scale, allowing for accurate measurements and comparisons.

Front

What does the scale 1 inch : 2 feet mean?

Back

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

Front

How do you convert inches in a scale drawing to actual feet?

Back

Multiply the number of inches in the drawing by the scale factor to find the actual measurement in feet.

Front

If a drawing uses a scale of 1 cm : 9 m, how many centimeters represent 27 meters?

Back

3 cm (since 27 m ÷ 9 m/cm = 3 cm).

Front

What is the purpose of using scale drawings?

Back

Scale drawings help visualize and plan spaces or objects accurately without needing to create them at full size.

Front

If a rectangle in a scale drawing measures 4 inches and the scale is 1 inch : 5 feet, what is the actual length?

Back

20 feet (4 inches x 5 feet/inch = 20 feet).

Front

What is the scale factor?

Back

The scale factor is the ratio that compares the dimensions of the drawing to the actual dimensions.

Front

How do you find the width of an object in a scale drawing if you know the actual width and the scale?

Back

Divide the actual width by the scale factor to find the width in the drawing.

Front

If a drawing of a park is made with a scale of 1 cm : 10 m, how wide is a 50 m path in the drawing?

Back

5 cm (50 m ÷ 10 m/cm = 5 cm).

Front

What is the relationship between scale drawings and real-life measurements?

Back

Scale drawings maintain proportional relationships to real-life measurements, allowing for accurate representation.