1. Computing Actual Lengths from a Scale Drawing

2. Scale Where have you seen this term used? Scale is the ratio of size between the actual object and a model or picture of the object

6. How can we use the scale factor to determine the actual measurements? How can we use the scale factor to write an equation relating the scale drawing lengths to the actual lengths?

8. Closure What does the scale factor tell us about the relationship between the actual picture and the scale drawing? How does a scale drawing differ from other drawings?