Scale Drawings Flashcard

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 a smaller or larger surface, using a specific scale factor.

Front

What does a scale factor of 1:50 mean?

Back

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

Front

How do you calculate the actual length from a scale drawing?

Back

To find the actual length, multiply the length on the drawing by the scale factor.

Front

If a map has a scale of 1 inch to 5 miles, how do you find the actual distance between two points?

Back

Multiply the distance in inches on the map by 5 to get the actual distance in miles.

Front

What does the scale 1 cm : 8 ft mean?

Back

It means that 1 centimeter on the drawing represents 8 feet in reality.

Front

How do you convert a scale drawing measurement to actual size?

Back

Use the formula: Actual Size = Measurement on Drawing × Scale Factor.

Front

What is the actual distance if two cities are 3 inches apart on a map with a scale of 1 inch to 5 miles?

Back

The actual distance is 15 miles (3 inches × 5 miles/inch).

Front

If a model car is made at a scale of 1:24 and the actual car is 192 inches long, how long is the model car?

Back

The model car is 8 inches long (192 inches ÷ 24).

Front

What is the actual distance represented by 1 inch on a map with a scale of \( \frac{1}{4} \) inch equals 10 miles?

Back

1 inch represents 40 miles (10 miles ÷ \( \frac{1}{4} \) inch = 40 miles).

Front

How do you determine the scale of a drawing if the actual dimensions are known?

Back

Divide the actual dimensions by the dimensions on the drawing to find the scale.