Use the architectural scale ruler (the triangular one). Do not use a standard math ruler. Find the edge marked "1/4" and look for the number aligned with the 3-inch mark—it will say 12. Part 4: Symbols – The Secret Language Worksheet Question: What does a circle with a diagonal line through it (a "swing line") represent? Your Answer: A door.
Worksheet Question: If you look at an Elevation view labeled "South Elevation," what are you seeing? Your Answer: The exterior face of the building that faces . (You are standing north of the building, looking toward the south). blueprint reading basics worksheet answers
Pro Tip: Always check the revision block before cutting material. That "Addendum 1" date might change a wall location by six inches. Worksheet Question: Match the line type to its definition. Your Answers: Use the architectural scale ruler (the triangular one)