nikki2136 nikki2136
  • 26-07-2020
  • Mathematics
contestada

what numbers form a triangle

Respuesta :

nafhausman
nafhausman nafhausman
  • 26-07-2020

Answer:

traingular Number Sequence: 1, 3, 6, 10, 15, 21, 28, 36, 45, .etc.

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