Chapter 5 case study

school organized an educational trip to a museum. Almost all the students of class IX went to the trip with their mathematics teacher. They saw many pictures of the Mathematicians and read about their contributions in the field of mathematics. After visiting the museum, teacher asked them the following questions: (i) It is known that if x+y=10 then x+y+z=10+z. Euclid’s axiom that illustrates this statement is: a) First axiom b) Second axiom c) Third axiom d) Fourth axiom (ii) In how many chapters the book written by Euclid is divided? a) 10 b) 20 c) 13 d) 23 (iii) Euclid stated that all right angles are equal to each other in the form of: a) An axiom b) A definition c) A postulate d) A proof (iv) Which of the following needs a proof: a) Theorem b) Axiom c) Definition d) Postulate (v) What is the name of book, which was written by Euclid? a) Book b) Elements c) Plane d) Sulbasutras

A school organized an educational trip to a museum. Almost all the students of class IX went to the trip with their mathematics teacher. They saw many pictures of the Mathematicians and read about their contributions in the field of mathematics. After visiting the museum, teacher asked them the following questions: (i) It is known that if x+y=10 then x+y+z=10+z. Euclid’s axiom that illustrates this statement is: a) First axiom b) Second axiom c) Third axiom d) Fourth axiom (ii) In how many chapters the book written by Euclid is divided? a) 10 b) 20 c) 13 d) 23 (iii) Euclid stated that all right angles are equal to each other in the form of: a) An axiom b) A definition c) A postulate d) A proof (iv) Which of the following needs a proof: a) Theorem b) Axiom c) Definition d) Postulate (v) What is the name of book, which was written by Euclid? a) Book b) Elements c) Plane d) Sulbasutras

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