Răspuns :
a |----------|
b |----------|1|
c |----------|1|1| }18
18 - (1+1+1)= 18 - 3 = 15 ( 3 segmente egale)
15 : 3 = 5 (a)
5+1=6 (b)
5+1+1= 7 (c)
Proba : 5+6+7=18 ( a+b+c).
b |----------|1|
c |----------|1|1| }18
18 - (1+1+1)= 18 - 3 = 15 ( 3 segmente egale)
15 : 3 = 5 (a)
5+1=6 (b)
5+1+1= 7 (c)
Proba : 5+6+7=18 ( a+b+c).