Răspuns :
a=149.723-87.608 a=62.115
c=149.723-96.519 c=53.204
b=149.723-(62.115+53.204) b=149.723-115.319 b=34.404
c=149.723-96.519 c=53.204
b=149.723-(62.115+53.204) b=149.723-115.319 b=34.404