To make a circle appear to be a sphere in a drawing or painting an artist uses what?

Which of the following best describes david's painting death of marat?

Frank gehry’s guggenheim museum in bilbao, spain, and louise bourgeois’s sculpture maman exemplify many of the themes of this chapter. identify two of the elements or principles discussed in this chapter that either the architect or sculptor have used in creating their artwork. how have these artistic devices been employed, and what effect do they have on the viewer?

Which of the following was  not  part of the typical medieval mass ordinary service? kyriegloriacredo motetsanctusagnus dei