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Waveform Audio File Format  |  1995-11-14  |  387.3 KB  |  1 channel  |  11,025 sample rate  |  18 seconds
Transcription: The true length of a line is found by taking a view parallel to that line, and the point view of a line is found by taking a view perpendicular to the line in true length. At the left, view 1 shows both lines in true length, and view 2 shows both lines in point view.