What should you use to guide your comparisons in diagrams?
The labels on the diagrams.
What kinds of features can you compare between diagrams?
Numbers, shapes, and proportional sizes.
What must the points you compare be?
Visible in the diagrams.
When can you compare actual sizes in diagrams?
Only if a scale is provided.
Should you guess the size difference if no scale is given?
No, do not compare size without a given scale.