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The arrangement of the pitches in a piece of twelve tone music is called

In art, what does the term, “form” mean? a. the pleasing arrangement of parts or objects, along with the characteristics shared between the objects. b. any three dimensional geometric shape. it can also refer to the visible elements of a piece. c. the sense of balance achieved by placing objects or forms that are different on either side of a central line. d. the relationship, either of time or space between recurring elements of a composition.

Lliana wants to find the perimeter of triangle abc. she uses the distance forumla to determine the length of ab. finish lliana's calculations to find the length of ab. what is the perimeter of triangle abc? round the answer to the nearest tenth, of necessary.