Scale Drawings Flashcard

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or area that maintains the proportions of the original, using a specific ratio to reduce or enlarge its size.

Front

What does the scale '1 inch to 5 miles' mean?

Back

It means that every 1 inch on the map represents 5 actual miles in reality.

Front

If two cities are 3 inches apart on a map with a scale of 1 inch to 5 miles, how far apart are they in reality?

Back

15 miles (3 inches x 5 miles/inch = 15 miles).

Front

How do you calculate the actual distance using a scale?

Back

Multiply the distance on the drawing by the scale factor.

Front

What is the scale of a drawing if the actual dimensions are 24 ft by 24 ft and the drawing is 3 cm by 3 cm?

Back

1 cm : 8 ft (24 ft / 3 cm = 8 ft/cm).

Front

What does a scale of 1:100 mean in a model?

Back

It means that 1 unit on the model represents 100 units in reality.

Front

If a model's height is 2 feet at a scale of 1:100, what is the actual height?

Back

200 feet (2 feet x 100 = 200 feet).

Front

How do you convert actual measurements to a scale drawing?

Back

Divide the actual measurement by the scale factor.

Front

If the scale is 1 in = 7 ft, how wide is a backyard that is 49 ft wide in the drawing?

Back

7 inches (49 ft / 7 ft/in = 7 in).

Front

What is the actual length of a wall that appears as 3 cm on a scale drawing with a scale factor of 1:50?

Back

150 cm (3 cm x 50 = 150 cm).