Math, asked by kbrekhaagron2006, 1 year ago

find the 25th triangular number

Answers

Answered by nbhanja007

2

Answer:

325 is the 25th triangular number

Answered by varni66

0

The nth triangular number can calculated with the following:

Tn = n*(n+1)/2

where n is any natural number

In this case you want th 25th = 25*26/2 = 325.

hope it help

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