Scaled Proportions (for a grade) Dec 18

Front

What is a scale in the context of maps and models?

Back

A scale is a ratio that compares a distance on a map or model to the actual distance it represents in real life.

Front

If a scale is 1 inch = 4 feet, how many feet does 12 inches represent?

Back

48 feet.

Front

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

Back

Multiply the measurement on the drawing by the scale factor.

Front

What is the scale factor if 1 inch represents 10 feet?

Back

The scale factor is 10.

Front

If a model is 2 ft wide and the scale is 1 foot = 100 yards, what is the actual width?

Back

200 yards.

Front

What is the formula to set up a proportion for scale problems?

Back

Front

If a map scale shows 3 inches = 35 miles, how many inches represent 315 miles?

Back

27 inches.

Front

What does it mean if a flagpole is represented as 1 inch = 4 feet?

Back

It means that every 1 inch on the drawing equals 4 feet in real life.

Front

How do you find the actual distance represented by a certain measurement on a map?

Back

Use the scale to multiply the measurement by the scale factor.

Front

What is the first step in solving a scale problem?

Back

Identify the scale and the measurement you need to convert.