The light blue lines that meet at the vanishing point are called orthogonals. They represent receding parallel lines. The rails and the outside edges of the road are examples of orthogonals. The yellow line in the center of the road is also an orthogonal. What other kinds of lines are in this drawing?

Drawing in One-Point Perspective

Where is the orthogonal?
Click on an orthogonal.

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1. Tools

2. Getting Started

3. Door

4. Window

5. Rug

6. Skylight

7. Wood Floor

8. Tile Ceiling

9. TV

10. Bed

11. Table

Links to Perspective Resources on the Web

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