Chapter Exam

Chapter 5: Introduction to Euclid’s Geometry — Online MCQ Test

Q: Who is known as the father of Euclidean geometry?

Answer: B. Euclid — Euclid is known as the father of geometry because he systematically organized geometry in his book 'Elements'.

Q: How many dimensions does a plane have?

Answer: B. Two — A plane has length and breadth, so it is two-dimensional.

Q: Euclid defined a point as that which has:

Answer: C. No part — According to Euclid, a point has no parts; it only indicates position.

Q: Which of the following is NOT a correct Euclidean idea about a line?

Answer: D. A line is made of points with thickness. — In Euclidean geometry, a line has length only; it has no thickness or breadth.

Q: Which statement is TRUE about Euclid's definition of a plane surface?

Answer: C. It has length and breadth only — A plane surface is two-dimensional, having length and breadth but no thickness.

MATHS · CLASS 9th · Karnataka State Board

Practice Chapter 5: Introduction to Euclid’s Geometry with a free chapter-wise online MCQ test for Karnataka State Board CLASS 9th MATHS. This chapter covers: This chapter covers historical context definitions axioms postulates and logical deductions in Euclidean geometry.. AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 5: Introduction to Euclid’s Geometry — Important Questions & Answers (FAQ)

Frequently asked questions from Karnataka State Board CLASS 9th MATHS — Chapter 5: Introduction to Euclid’s Geometry, with answers and explanations. These are sample questions; the exam has its own separate question set.

Who is known as the father of Euclidean geometry?

A. Aristotle
B. Euclid ✓
C. Pythagoras
D. Archimedes

Answer: B. Euclid
Euclid is known as the father of geometry because he systematically organized geometry in his book 'Elements'.

How many dimensions does a plane have?

A. One
B. Two ✓
C. Three
D. Zero

Answer: B. Two
A plane has length and breadth, so it is two-dimensional.

Euclid defined a point as that which has:

A. Only length
B. Only breadth
C. No part ✓
D. Length and breadth

Answer: C. No part
According to Euclid, a point has no parts; it only indicates position.

Which of the following is NOT a correct Euclidean idea about a line?

A. A line has length but no breadth.
B. A line is breadthless length.
C. A line segment has two endpoints.
D. A line is made of points with thickness. ✓

Answer: D. A line is made of points with thickness.
In Euclidean geometry, a line has length only; it has no thickness or breadth.

Which statement is TRUE about Euclid's definition of a plane surface?

A. It has only length
B. It has only breadth
C. It has length and breadth only ✓
D. It has length, breadth, and thickness

Answer: C. It has length and breadth only
A plane surface is two-dimensional, having length and breadth but no thickness.

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