Today's problem: 17...


	Saturday, 25 march 2017

17...

Proposed by batranetupetre Offline


(one comment)	1.706 times displayed

In varfurile si pe laturile unui triunghi se scriu numerele de la 1 la 9 astfel ca suma numerelor de pe fiecare latura sa fie 17. Cum procedam?


View the Solution 17*3=51 1+2+...+9=45 51-45= 6 , suma numerelor din varfuri 6=1+2+3 Apoi: pe o latura 1,2,6,8 pe alta 1,3,4,9, si pe ultima 2,3,5,7

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