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What fractions can you find between the square roots of 65 and 67?


Can you express every recurring decimal as a fraction?

The Square Hole

If the yellow equilateral triangle is taken as the unit for area, what size is the hole ?

Equal Equilateral Triangles

Age 14 to 16
Challenge Level

Here are some hexagons you could use as a starting point to explore other possibilities:

first solution