Question 4 Points 2 What is the fourth step in construction of perpendicular bisector of the line segment AB Draw a line segment using the ruler Label it AB Draw a line from X to Y The line XY is the perpendicular bisector of the line segment AB Without changing the compass setting place the pointed end of the compass on B Draw arcs above and below the line segment to cut the first two arcs Mark the points where these arcs meet Call them X and Y Place the pointed end of the compass on A and draw arcs above and below the line segment