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The black line shows the locus of P as the white square slides around the pink square.
The locus is a square of side 16cm, and hence P moves through a distance of 64cm.
Pink and White
Age 14 to 16
ShortChallenge Level 
The black line shows the locus of P as the white square slides around the pink square.
The locus is a square of side 16cm, and hence P moves through a distance of 64cm.
This problem is taken from the UKMT Mathematical Challenges.
You can find more short problems, arranged by curriculum topic, in our short problems collection.
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