if O is the point in the exterior of triangle ABC then prove that OA+OB+OC 1/2(AB+BC+CA) - Maths - Triangles

Question

if O is the point in the exterior of triangle ABC then prove that
OA+OB+OC>1/2(AB+BC+CA)

Ahmad · Answer

proof
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5a9f71a0c5daa%20png">

if O is the point in the exterior of triangle ABC then prove that OA+OB+OC>1/2(AB+BC+CA)