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Mathematics, 25.06.2019 14:30, tatipop49
Triangular numbers can be represented with equilateral triangles formed by dots. the first five triangular numbers are 1,3,6,10,and 15. is there a direct variation between a triangular number and it's position in the sequence? explain your reasoning.
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Triangular numbers can be represented with equilateral triangles formed by dots. the first five tria...
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