Answer :
Problem A from points (8,0) and (0,6) shaded to the left
Problem B from points (-4,0) and (0,2) shaded above
Problem C from points (5,0) and (0,2) shaded below
problem D from points (2,0) and (0,6) shaded to the left
Problem A from points (8,0) and (0,6) shaded to the left
Problem B from points (-4,0) and (0,2) shaded above
Problem C from points (5,0) and (0,2) shaded below
problem D from points (2,0) and (0,6) shaded to the left