Points b and c lie on a circle with center o and radius r = 5 units. if the length of is 10.91 units, what is m in radians? use the value = 3.1416, and round your answer to three decimal places.

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.