Răspuns :
a |-----|
b |-----|+2|
c |-----|+2|+2| } 75.
75 - 6 = 69 ( 3 segmente egale)
69 : 3 = 23 (a)
23 + 2 = 25 (b)
23 + 2+ 2 = 27 (c)
Proba : 23 + 25 +27 = 75.
b |-----|+2|
c |-----|+2|+2| } 75.
75 - 6 = 69 ( 3 segmente egale)
69 : 3 = 23 (a)
23 + 2 = 25 (b)
23 + 2+ 2 = 27 (c)
Proba : 23 + 25 +27 = 75.