Question

tara measured a boarding school and made a scale drawing. she used the scale 1 centimeter : 2 meters. the actual length of a building at the school is 40 meters. how long is the building in the drawing? centimeters

Explanation:

Step1: Set up proportion

Let \(x\) be the length in drawing. Proportion: \(\frac{1}{2}=\frac{x}{40}\)

Step2: Solve for \(x\)

Cross - multiply: \(2x = 40\), then \(x=\frac{40}{2}\)

Answer:

20