Math, asked by himanshi51661, 19 days ago

Find the sum of the first 5 triangular numbers

Answers

Answered by AbhaySuman

0

Answer:

5 triangular sum is 15

Step-by-step explanation:

hope it helpful to you

Answered by riteshsamanta91

0

Step-by-step explanation:

1, 3, 6, 10, 15, 21, 28, 36, 45, ...

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