A freehand sketch should show attention to proportion, clarity, and correct line widths.

More Questions from Technical Sketching

• Sketches are usually made to a specific scale.
• If the faces of a solid are equal regular polygons, it is a regular polyhedron.
• Perspective pictorials approximate the view produced by the human eye.
• In cavalier oblique projection, the depth is represented at half scale.
• In oblique drawing, circles and angles perpendicular to the projection plane are true size and shape.
• Modern computer drafters must have a thorough understanding of industrial drafting standards.
• A point represents a location in space and has no width, height, or depth.
• The most important rule in freehand sketching is to keep the sketch in proportion.
• The end of an edge is a vertex.
• A designer is likely to brainstorm several ideas before deciding on a final plan.

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