Answer Key: Self-Test D-2.3

    1. Body line
    2. Shows the edges (outline) of an object
    1. Hidden body line
    2. Represents hidden edges and boundaries
    1. Centreline
    2. Locates the precise centre of a pipe or fixture
    1. Break line
    2. Shows imaginary breaks in objects
    1. Dimension line
    2. Shows the size or length of an object
    1. Leader line
    2. Establishes a connection between a drawing feature or item and some text
    1. Extension line
    2. Used in conjunction with a dimension line to show where the specific dimension starts and end
  8. d. Indicates where an imaginary cutting plane takes place
  9. d. Leader line
  10. d. Orthographic plumbing plan
  11. c. 300° to the horizontal
  12. c. Eliminates the need for an offset between floors
  13. d. All of the above
  14. b. 1:100

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