RICHMANSWAG RICHMANSWAG

28-02-2015
Mathematics

contestada

PLZ HELP?????????????????
Write each number as the sum of two triangle numbers, for example 16 = 1 + 15.
(a) 13
(b) 31
(c) 55

Respuesta :

konrad509 konrad509

28-02-2015

Triangular numbers :)

a) 13=3+10
b) 31=3+28
c) 55=10+45

Answer Link

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