Copyright © University of Cambridge. All rights reserved.

'Square Coordinates' printed from

Show menu

The red and blue arrows help you to see how you can travel from one vertex to another.

What do you notice about the pattern of red and blue arrows that surround the tilted squares?

If you can see this message Flash may not be working in your browser
Please see to enable it.

Look at the collections of points and try to picture the red and blue arrows travelling from vertex to vertex.
Do they satisfy the conditions needed for them to form a square?