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Chapter 5: Introduction to Circles

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This page provides comprehensive Chapter 5: Introduction to Circles - Basic Worksheet - SJMaths. Basic level practice worksheet for Class 9 Introduction to Circles.

Basic Level Worksheet

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  1. Question 1: Who is known as the 'Father of Geometry'?
    Solution: Euclid is known as the Father of Geometry.
  2. Question 2: According to Euclid, a point has how many parts?
    Solution: A point has no part (dimensionless).
  3. Question 3: What are the boundaries of a solid?
    Solution: The boundaries of a solid are surfaces.
  4. Question 4: How many lines can pass through a single given point?
    Solution: Infinitely many lines can pass through a single point.
  5. Question 5: Write Euclid's first axiom.
    Solution: Things which are equal to the same thing are equal to one another.
  6. Question 6: "The whole is greater than the part." Is this statement an axiom or a postulate?
    Solution: It is an Axiom.
  7. Question 7: How many lines can be drawn passing through two distinct points?
    Solution: Only one unique line can be drawn passing through two distinct points.
  8. Question 8: What is the definition of a surface?
    Solution: A surface is that which has length and breadth only.
  9. Question 9: If $A = B$ and $B = C$, then what is the relation between $A$ and $C$?
    Solution: $A = C$ (Things equal to the same thing are equal to one another).
  10. Question 10: In geometry, what do we call a statement that requires proof?
    Solution: A Theorem (or Proposition).
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