in an equilateral traingle abc, ao.bo and co are the angle bisectors meet at the incentre o. d,e and f are the mid points of ao,bo and co respectively. a circle with centre o passes through d,e and f. area of circle is 3pie cm^2. what is the perimeter of abc?
in an equilateral traingle abc, ao.bo and co are the angle bisectors meet at the incentre o. d,e and f are the mid points of ao,bo and co respectively. a circle with centre o passes through d,e and f. area of circle is 3pie cm^2. what is the perimeter of abc?