A floor plan is a drawing that shows the layout of a building from above, including the arrangement of rooms, walls, and other features.

A section drawing is a type of technical drawing that cuts through a building to reveal its interior details, such as the arrangement of rooms, structural elements, and finishes.

Perspective drawing is a technique used to create a three-dimensional representation of a building on a two-dimensional surface, giving the illusion of depth and realism.

Object lines are thick, solid lines used to define the visible edges and contours of an object in an architectural drawing.

Dimension lines are used to indicate the precise measurements of building elements, such as the length, width, and height of walls, doors, and windows.

Axonometric projection is a type of drawing technique that shows three sides of an object simultaneously, allowing for a clear understanding of the relationship between different parts of a building.

A site plan is a drawing that shows the relationship between a building and its surroundings, including the location of roads, trees, and other features.

Hidden lines are dashed lines used to represent edges or features of an object that are not visible from the viewing angle.

A legend is a section of an architectural drawing that explains the meaning of the symbols and abbreviations used throughout the drawing.

Orthographic projection is a type of drawing technique that creates a two-dimensional representation of an object by projecting its three-dimensional form onto a series of parallel planes.

A scale is a ratio that indicates the relationship between the size of an object in a drawing and its actual size.

Center lines are thin, dashed lines used to indicate the center of an object or feature in an architectural drawing.

A title block is a section of an architectural drawing that provides information about the drawing, such as its title, date, and author.

Isometric drawing is a type of drawing technique that creates a three-dimensional representation of an object by projecting its three-dimensional form onto a single plane.

A detail drawing is a type of architectural drawing that provides a detailed representation of a specific part of a building, such as a door, window, or staircase.