D= 15 , B=105 , C= 205

2. Three-point particles of masses mi=D/10kg, m2-B/10kg and m3=C/10kg are located an equilateral triangle of edge length a=D cm. Where is the center of mass of the system from the origin where mass m2 is located? m3 m1 m2 a. Choose origin as the position of m2 and write x,y coordinates for three masses? b. Find X and Y coordinates of center of mass C. Calculate the resultant center of mass d. Find r cm