Seudónimo Seudónimo

06-03-2021
Mathematics

contestada

Which is not a triangular number?
10 b. 15 c. 6 d. 12

Respuesta :

kaisersriprad kaisersriprad

06-03-2021

Answer:

it's 10. ten cannot be divided into 3 with whole number answer. 10 cannot be a triangular number that can be divided by 3

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