m+n=280
n-m=180
m |------| }280
n |------|----------| }
180
Avem doua segmente egale + o diferenta de 180
Pastram segmentele egale, scazand diferenta din suma:
280-180=100
100 reprezinta suma celor 2 segmente egale
Un segment = 100:2=50
deci m=50
n=180+50=230
R: m=50, n=230