مشاهدة النسخة كاملة : الى فقهاء الياضيات


mr_moh_gab
12-02-2011, 11:40 PM
If Sin A + Sin B + Sin C= (3root 3) /2 prove that the triangle is equilateral triangle.
help me in solvimg this problem

mr_moh_gab
12-02-2011, 11:42 PM
[quote=mr_moh_gab;3102166]If Sin A + Sin B + Sin C= (3root 3) /2 prove that the triangle is equilateral triangle.
help me in solvimg this problem