Multiple choice

According to Wikipedia, ‘orthographic projection’ is a means of representing a three-dimensional object in two dimensions. It is a form of parallel projection, where all the projection lines are orthogonal to the projection plane.

Which of the following represents an orthographic projection?

  1. A layout plan of an airport

  2. A map of Australia

  3. An engineering drawing of an automobile

  4. The front elevation of a house

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Option (3) is correct. The rest are 2-D.