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Discrete Mathematics Warmups

If there are only a handful of objects, then you can count them with a moment's thought, but the techniques of combinatorics can extend to quickly and efficiently tabulating astronomical quantities. See more

Counting Triangles

         

How many triangles can you find in this figure?

How many triangles can you find in this figure?

How many triangles can you find in this picture?

How many triangles can you find in this figure?

How many triangles can you find in this figure?

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