In a perspective drawing, how is depth represented? along lines 30° above the horizontal
along a line drawn at an angle with respect to the horizontal
parallel to one axis
as a set of lines that converge to one or more vanishing points

The following terms are all associated with harmony except: triad: the simplest chord..it is made up of three notes that are usually spaced one note apart-do, mi, and sol in the do-re-mi (major) scale. consonance: a combination of notes that is considered stable and without tension. phrases: where melodies are often made up of shorter sections. chords: the smallest harmonic unit is one consisting of two notes, but we usually have three or more notes played or sung together to create harmony. those groups of notes make up what are called chords. dissonance: a combination of notes that is considered unstable and tense, so much that they sometimes sound as if they are fighting with one another.