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cine ma poate ajuta?
1]care este cel mai mic numar care se poate imparti exact:
a]si la 3, si la 6, si la 10;
b]sila9, si la 8, si la10?

2] care este numarul minim de bete de chibrituri de care avea nevoie pentru a construi 10 triunghiuri de aceas marime?

3] care este numarul minim de bete de chibrituri de care avea nevoie pentru a construi 15 triunghiuri identice? dar 2 dreptunghiuri?[ betele nu pot fi rupte]

Sagot :

crisforp
1)
a) nr. tau este divizibil cu c.m.m.m.m.c al nr. 3, 6 si 10, care este 30 ;
Cel mai mic nr. natural nenul care se divide cu 30 este 30 ;
b) asemanator,nr. tau este 360 ;

2) 18 chibrituri ;

3) La treaba  cu dreptunghiurile ai nevoie de 5 bete  de chibrituri ;
 Te gandesti tu la cele 15 triunghiuri !

Bafta !
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