Squares from diagonals
Take a look at the video showing squares and their diagonals...
Problem
This resource is part of "Dotty Grids - Drawing Polygons"
I wonder what maths we can do on dotty paper...
This video might give you some ideas.
Play with the dotted grid below, or print out some dotty paper.
Teachers' Resources
For ideas on how this problem and others from the Dotty Grids Collections can be used in the classroom, you may be interested to read this article.
A printable version of this problem is available as a Word or Pdf file.