Which term represents a system of Sumerian writing where the symbols are created using a series of wedge-shaped parts?

Cuneiform.

Explanation:

The system of Sumerian writing where the symbols are created using a series of wedge-shaped parts is known as cuneiform. The system of writing is so complex that nearly 90% of uncovered texts written in cuneiform are indecipherable.

.                                       sorry i just need points

including the octave, the answer would 8 notes in a major scale with one note being played twice. ex) c major scale includes: c, d, e, f, g, a, b, c

notice that c is played twice

however, if you were to ask me how many different notes are in a major scale- the answer would be 7.