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Ribbon Squares Challenge
Nrich Live Challenge
By Samuel Year 5 St Joseph's
24 tiles pool
What are the smallest and largest ribbon squares they can make?
The smallest Ribbon square they can make is 0.5x0.5 tiles big. The largest is 4.5x4.5 tiles big.
How many differently sized ribbon squares can they make?
There are 9 different sized ribbon squares possible to make: 0.5x0.5, 1x1, 1.5x1.5, 2x2, 2.5x2.5, 3x3, 3.5x3.5, 4x4 and 4.5x4.5.
20 tiles pool
What happens if the square swimming pool is made from 20 tiles?
If you have a 20 tiles pool then the smallest is 0.5x0.5, and the biggest is 3.5x3.5.
How many ribbon squares can they make then?
There are 7 different sized ribbon squares possible to make on this one: 0.5x0.5, 1x1, 1.5x1.5, 2x2, 2.5x2.5, 3x3 and 3.5x3.5.
My solution
I got the diagram and drew all the possible places for ribbons and then all the ribbon squares were there before me.