Math, asked by ayaaz000786, 1 year ago

Write the 15 to 20 triangular numbers . Use the addition rule

Answers

Answered by brainlysh
8
The sequence of triangular numbers starting at the 0th triangular number, is. 0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, 78, 91, 105, 120, 136, 153, 171, 190, 210, 231, 253, 276, 300, 325, 351, 378, 406, 435, 465, 496, 528, 561, 595, 630, 666...
hope it helps....

ayaaz000786: with solution
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Answered by sharmajyoti08139
2

Answer:

please answer step by step

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