Euclid’s second axiom (as per order given in the Textbook for
Class IX) is

Euclid’s fifth postulate is

The things which are double of the same thing are

Axioms are assumed

John is of the same age as Mohan. Ram is also of the same age as Mohan. State the Euclid’s axiom that illustrates the relative ages of John and Ram

: If a straight line falling on two straight lines makes the interior angles on the same side of it, whose sum is 120°, then the two straight lines, if produced indefinitely, meet on the side on which the sum of angles is

The three steps from solids to points are:

The number of dimensions, a solid has:

The number of dimensions, a surface has:

The number of dimensions, a point has:

Euclid divided his famous treatise “The Elements” into:

The total number of propositions in the Elements are:

Boundaries of solids are:

Boundaries of surfaces are:

In Indus Valley Civilisation (about 3000 B.C.), the bricks used for construction work were having dimensions in the ratio

A pyramid is a solid figure, the base of which is

The side faces of a pyramid are

It is known that if x + y = 10 then x + y + z = 10 + z. The Euclid’s axiom that illustrates this statement is:

In ancient India, the shapes of altars used for household rituals were:

The number of interwoven isosceles triangles in Sriyantra (in the Atharvaveda) is:

Greeks emphasized on:

In Ancient India, Altars with combination of shapes like rectangles, triangles and trapeziums were used for:

Euclid belongs to the country:

Thales belongs to the country:

Pythagoras was a student of:

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Additional Information:

This quiz is based on Exemplar Problems and other important questions from the "Introduction to Euclid's Geometry" chapter of the Mathematics subject for CBSE NCERT Class 9 (IX). It covers Euclid’s axioms, postulates, and fundamental geometric concepts that form the foundation of modern geometry. These questions are designed to help students understand key concepts and enhance their problem-solving skills. For more such resources, visit the official NCERT website.