kak/bang tolong bantu yah,bnr²perlu.. mksh bgi yg bantu nnt

besar busur AB = 180 - 36 = 144

besar sudut BC/ sudut AB = busur BC/AB
36/144 = 14/x           (kali silang )
36 x = 2016
x = 2016 : 36 
x =  56 cm