How many triangles can you make on the 3 by 3 pegboard?
Investigate the different shaped bracelets you could make from 18
different spherical beads. How do they compare if you use 24 beads?
Can you make these equilateral triangles fit together to cover the
paper without any gaps between them? Can you tessellate isosceles
Randley School sent in four good
Matthew and Jordan said:
I'm sure there'll be some rethinking of that
last bit - do you know the name of a $12$-sided shape?
Well done everyone.