Mrs. perrin, the school music teacher, spent twice as much money on sheet music as she did on cds. the total amount of money that she spent for sheet music and cds was one third of her monthly music budget of $189. how much money did mrs. perrin spend on sheet music?

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m