Answer:
11. Used to mark sections within a piece of music or used to mark the beginning of a new section in the score.
12. means to be played very quickly (a fast pace).
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Contour Lines.
A perceived line that marks the edge of a figure as it curves back into space. Contour lines are created by the edges of things. Contour lines are lines that surround and define the edges of a subject, giving it shape and volume
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