How many triangles can you find in this diagram? I don't just mean ones whose vertices liu on the outer pentagon, I mean all the triangles visble.
How many triangles can you find in this diagram? I don't just mean ones whose vertices liu on the outer pentagon, I mean all the triangles visble.
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Sorry I posted the 2x, the server was painfully slow to respond, but when I resent, it didn’t detect the duplication. When I discussed it with Mr Grumpy he agreed this was a bit clunky.