Robert is completing construction of a square inscribed in a circle, as shown below. What should be the next step in his construction? A circle is drawn with diameter of segment AB. Group of answer choices Construct a perpendicular bisector to line AB. Place his compass on the radius and draw two arcs above and below line AB. Make another circle from point B with the same radius as his original circle. Draw a line parallel to line AB that touches the circle at point A.