Introduction to Euclid's Geometry · Class 9 · CBSE Mathematics

Which of the following is a 'Common Notion' (Axiom) given by Euclid?

Practice question from Introduction to Euclid's Geometry (Class 9 · CBSE Mathematics), with the correct answer and a step-by-step solution.

medium · MCQ · Q-95D012

Which of the following is a 'Common Notion' (Axiom) given by Euclid?

  1. A.A circle may be described with any centre and any radius.
  2. B.All right angles are equal to one another.
  3. C.The whole is greater than the part.Correct answer
  4. D.Through a given point not on a line, exactly one parallel line can be drawn.

Solution

'The whole is greater than the part' is one of Euclid's Common Notions (axioms) which are used throughout mathematics, not just in geometry.

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