8/25 Problems Involving Scale

Front

What is a scale in mathematics?

Back

A scale is a ratio that compares a measurement on a drawing or model to the actual measurement of the object.

Front

How do you find the actual distance using a map scale?

Back

Multiply the distance on the map by the scale factor.

Front

What is a scale drawing?

Back

A representation of an object or space that is proportionally reduced or enlarged, indicating the ratio of the drawing's dimensions to the actual dimensions.

Front

If a map scale is 1 cm : 5 km, how far is 10 cm on the map in actual kilometers?

Back

50 km

Front

What does it mean if a model is built to a scale of 1:100?

Back

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

Front

How do you convert a scale of inches to feet?

Back

Divide the number of inches by 12 to get the equivalent in feet.

Front

What is the formula to calculate the length of a model based on the actual size and scale?

Back

Model Length = (Actual Length) x (Scale Ratio)