You need to make two
triangles out of Lego (or Meccano etc).
They must be mathematically
A You have five pieces
– of length 2,4,5,6 and 12cm.
must be the length of the sixth piece, for you to be able to make your two
you have any choice?
Does it make any difference to your task if the five lengths are 2,3,4,41
there any choices this time?!
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