Euclidean geometry is valid only for curved surfaces.

Important Questions on Introduction to Euclid's Geometry

EASY

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 2

The boundaries of the solids are curves.

EASY

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 3

The edges of a surface are curves.

EASY

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 4

The things which are double of the same thing are equal to one another.

MEDIUM

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 5

If a quantity $B$ is a part of another quantity $A$, then $A$ can be written as the sum of $B$ and some third quantity $C$.

EASY

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 6

The statements that are proved are called axioms.

EASY

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 7

“For every line $l$ and for every point $P$ not lying on a given line $l$, there exists a unique line $m$ passing through $P$ and parallel to $l$” is known as Playfair’s axiom.

EASY

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 8

Two distinct intersecting lines cannot be parallel to the same line.

MEDIUM

9th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 9>Chapter 5 - Introduction to Euclid's Geometry>Exercise>Q 9

Attempts to prove Euclid’s fifth postulate using the other postulates and axioms led to the discovery of several other geometries.