A scale on a blueprint indicates 1" = 2". What does this scale mean?

The correct interpretation of the scale 1" = 2" on a blueprint is that each inch measured on the blueprint represents two inches in reality. This means that the sizes of objects depicted are halved compared to their actual dimensions. When using this scale, a line that measures one inch on the blueprint translates to an actual length of two inches in the physical world.

This scaling method is crucial for accurately representing larger structures or components in a manageable format on paper. Therefore, understanding that the visual representation is smaller than the real-life object is essential for interpreting blueprints correctly.

The other options do not align with this scale's meaning. For instance, stating that lines are drawn to scale representing areas would imply an accurate representation that is not relevant here, as the indicated scale specifically denotes how distances relate, not how areas are represented.