Can you make a regular hexagon from yellow triangles the same size as a regular hexagon made from green triangles ?
The Square Hole
Age 14 to 16 Challenge Level
If you take the side length of the yellow equilateral triangle as the unit for length, what would be the size of the hole ?
Alternatively, if the area of the yellow equilateral triangle is taken as the unit for area, what size is the hole then ?
The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the
NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to
embed rich mathematical tasks into everyday classroom practice.