Class 9 Maths MCQs – Euclid’s Five Postulates & Equivalent Versions
Class 9 Maths MCQs – Euclid’s Five Postulates & Equivalent Versions
Class: 9 | Subject: Mathematics | Chapter: 5 – Introduction to Euclid’s Geometry
Board: CBSE | Based on Latest NCERT Curriculum
Board: CBSE | Based on Latest NCERT Curriculum
These MCQs are strictly based on the CBSE Class 9 Mathematics syllabus and NCERT textbook guidelines. Ideal for exam preparation.
1. Euclid’s First Postulate states that:
Answer: B.
The first postulate states that a straight line segment can be drawn joining any two distinct points.
The first postulate states that a straight line segment can be drawn joining any two distinct points.
2. Euclid’s Second Postulate says that:
Answer: A.
A finite straight line can be extended continuously in a straight line.
A finite straight line can be extended continuously in a straight line.
3. Euclid’s Third Postulate is related to:
Answer: B.
It states that a circle can be drawn with any centre and radius.
It states that a circle can be drawn with any centre and radius.
4. Euclid’s Fourth Postulate states that:
Answer: A.
All right angles are equal to one another.
All right angles are equal to one another.
5. Euclid’s Fifth Postulate is about:
Answer: B.
The fifth postulate describes the condition for two lines to meet when a transversal intersects them.
The fifth postulate describes the condition for two lines to meet when a transversal intersects them.
6. If two lines intersect, they intersect in:
Answer: B.
Two distinct lines intersect at exactly one point.
Two distinct lines intersect at exactly one point.
7. Equivalent version of fifth postulate is:
Answer: A.
This is an equivalent form of parallel line property.
This is an equivalent form of parallel line property.
8. Through a point not on a line, number of parallel lines that can be drawn is:
Answer: A.
This is Playfair’s axiom equivalent to fifth postulate.
This is Playfair’s axiom equivalent to fifth postulate.
9. Euclid’s geometry is based on:
Answer: B.
It uses axioms and logical reasoning.
It uses axioms and logical reasoning.
10. If interior angles sum less than 180°, lines will:
Answer: B.
This is statement of Euclid’s fifth postulate.
This is statement of Euclid’s fifth postulate.
11. A straight line is defined as:
Answer: A.
Line has only length.
Line has only length.
12. All right angles are:
Answer: B.
Fourth postulate confirms this.
Fourth postulate confirms this.
13. Fifth postulate mainly concerns:
Answer: B.
It involves lines cut by a transversal.
It involves lines cut by a transversal.
14. A circle is drawn with:
Answer: B.
Third postulate explains this.
Third postulate explains this.
15. Playfair’s axiom states:
Answer: A.
Equivalent form of fifth postulate.
Equivalent form of fifth postulate.
16. Postulates are accepted without:
Answer: A.
They are assumed true.
They are assumed true.
17. A finite straight line can be extended:
Answer: B.
This is second postulate.
This is second postulate.
18. Euclid’s geometry is also called:
Answer: B.
It uses logical construction method.
It uses logical construction method.
19. If alternate angles are equal, lines are:
Answer: B.
Equivalent property of fifth postulate.
Equivalent property of fifth postulate.
20. Euclid’s postulates form foundation of:
Answer: C.
They build the logical base of geometry.
They build the logical base of geometry.