What is next triangular number? 36,45,55..............
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Answered by
3
Answer:
66
Step-by-step explanation:
increase every step by 1
Answered by
5
First it was 36 so they added 9 to it then 45 to 55 so we added 10 then we should add 11 66 then we should add 12 so 78 then we should add 13 so 91 so 66,78,91
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