Denise is constructing a square. she has already used her straightedge and compass to construct the circle, lines, and arcs shown. what should denise do for her next step? place the point of the compass on point a and draw an arc that intersects the circle, using ap as the width for the opening of the compass. place the point of the compass on point a and draw an arc that intersects the circle, using ac as the width for the opening of the compass. use the straightedge to draw line ac, line ad, line bc, and line bd. use the compass and straightedge to construct the bisector of ∠cpb∠cpb.