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'Halving' printed from http://nrich.maths.org/
These ideas were sent in by Donna of Zion
Heights. Can you think of any more?
To check that each way is correct, you can measure the area of each
red/white piece and see if the combined total area of the white
pieces is equal to the total area of the red pieces. You can also
cut out the white and red pieces and see if you can rearrange them
so that every white piece has a matching, congruent red
Here are two more possible ways to cut a square in half:
Krystof also sent in another way to cut a square in half:
Thank you to both of you.
Please don't worry that your solution is not
"complete" - we'd like to hear about anything you have tried.
Teachers - you might like to send in a summary of your children's