krit.club logo

Introduction to Euclid's Geometry

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Euclid's Definitions, Axioms, and Postulates

Subtopic

Euclid's Definitions, Axioms, and Postulates under Introduction to Euclid's Geometry for Grade 9 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If two circles are equal, then their radii are:

    A.

    Unequal

    B.

    Equal

    C.

    Parallel

    D.

    Perpendicular

  2. 2.

    Axioms are assumptions that are used throughout:

    A.

    Only Geometry

    B.

    Only Algebra

    C.

    Every branch of Mathematics

    D.

    Only Physics

  3. 3.

    Euclid defines a point as that which has:

    A.

    A small part

    B.

    No part

    C.

    A thin part

    D.

    Length only

Download the worksheet for Introduction to Euclid's Geometry - Euclid's Definitions, Axioms, and Postulates to practice offline. It includes additional chapter-level practice questions.

Equivalent Versions of Euclid's Fifth Postulate

Subtopic

Equivalent Versions of Euclid's Fifth Postulate under Introduction to Euclid's Geometry for Grade 9 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Is it possible for two straight lines to be parallel if they are not in the same plane?

    A.

    Yes, always

    B.

    No, they must be coplanar

    C.

    Yes, if they are long enough

    D.

    Euclid's geometry doesn't use planes

  2. 2.

    The axiom 'For every line ll and every point PP not on ll, there exists a unique line mm passing through PP and parallel to ll' is attributed to:

    A.

    Euclid

    B.

    Thales

    C.

    John Playfair

    D.

    Baudhayana

  3. 3.

    If two lines aa and bb are parallel, what is the set of points in their intersection?

    A.

    {Point P}

    B.

    {All points on a}

    C.

    Empty set βˆ…\emptyset

    D.

    {Origin}

Download the worksheet for Introduction to Euclid's Geometry - Equivalent Versions of Euclid's Fifth Postulate to practice offline. It includes additional chapter-level practice questions.

Introduction to Euclid's Geometry - Class 9 Maths (CBSE) | Krit.club