in a triangle ABC a line joining circumcenter to incenter is parrallel to side BC then what is value of cosB+cosC=??
in a triangle ABC a line joining circumcenter to incenter is parrallel to side BC then what is value of cosB+cosC=??

Last Activity: 3 Years ago

Last Activity: 3 Years ago

Last Activity: 3 Years ago

Last Activity: 3 Years ago

Last Activity: 3 Years ago