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607
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607! This task for primary schools!
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Good job... :)
I have still unsolved, maybe you solve.
Let`s try...
https://steemit.com/mathematics/@wwwmmm/how-many-triangles-are-there
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I should put this in the first lecture of the year and send every student that is not able to solve this before I finish my first coffee back home. Or would that make me cruel?
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I guess not, but depending on the course you might end up with an empty classroom ; )
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As I surrounded my laptop thinking and thinking, I suddenly felt it must be 607 ...?
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