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 on paper, using a specific ratio or scale.

Front

What does the scale 1 inch = 300 miles mean?

Back

It means that every 1 inch on the drawing represents 300 actual miles in real life.

Front

How do you calculate actual distance using a scale?

Back

Multiply the distance on the drawing by the scale factor to find the actual distance.

Front

If a building is 360 feet tall and the scale is 1/4 inch = 10 feet, how do you find the height in the scale drawing?

Back

Divide the actual height by the scale factor: 360 feet ÷ 10 feet/inch = 36 inches; then convert to scale: 36 inches × 1/4 = 9 inches.

Front

What is the formula to convert scale measurements to actual measurements?

Back

Actual Measurement = Scale Measurement × Scale Factor.

Front

If a lawn is 10 millimeters long on a scale drawing with a scale of 1 mm : 5 m, what is the actual length?

Back

10 mm × 5 m/mm = 50 m.

Front

What does a scale of 3 cm = 4.5 m indicate?

Back

It indicates that every 3 centimeters on the drawing represents 4.5 meters in reality.

Front

How do you find the actual distance between two points on a map?

Back

Measure the distance on the map and multiply by the scale to find the actual distance.

Front

If Hatboro and Smithville are 24 cm apart on a map with a scale of 1 cm = 8 km, how far apart are they?

Back

24 cm × 8 km/cm = 192 km.

Front

What is the purpose of using scale drawings?

Back

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