8-1: Station (Scale Drawing)

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 to convert measurements.

Front

What does the scale 1 cm:4 ft mean?

Back

It means that 1 centimeter on the drawing represents 4 feet in actual size.

Front

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

Back

12 feet.

Front

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

Back

Multiply the measurement in the drawing by the scale factor.

Front

What is the actual height of a flagpole that measures 12 inches on a scale of 1 in = 4 ft?

Back

48 feet.

Front

If a model house has a window that is 1.5 inches wide and the scale is 5 in:25 ft, how wide is the actual window?

Back

7.5 feet.

Front

What is the distance between two points on a map if they are 24 cm apart and the scale is 1 cm = 8 km?

Back

192 km.

Front

How do you find the actual dimensions of a house from a scale drawing that shows 9 cm × 10 cm with a scale of 6 cm = 12 ft?

Back

The actual dimensions are 18 ft x 20 ft.

Front

What is the formula to calculate the actual size from a scale drawing?

Back

Actual size = Measurement on drawing × Scale factor.

Front

What does it mean if a scale is expressed as 1:100?

Back

It means that 1 unit on the drawing equals 100 units in reality.