
Product Information 
Shapes on a Pinboard/Grid 
Investigation PowerPoint Presentation


Using a pinboard and elastic band (or the grids provided), to investigate the following:
1. The number of ways of forming a square surrounding 5 pins/dots
2.The number of ways of forming a symmetric cross, each of which surrounds 5 pins/dots
3. The number of ways of forming a square which surrounds 9 pins/dots
4. Show that two quadrilaterals can form a square that surrounds 5 pins/dots and has 20/dots pins outside it.

6 
n 
n 
y 


£3.00






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