Which of the following is not a Euclid’s axiom?

Important Questions on Introduction to Euclid’s Geometry

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 11

If a straight line falling on two straight lines makes the interior angles on the same side of it taken together less than two right angles, then the two straight lines, if produced indefinitely, meet on that side on which the sum of the angles is ______ two right angles.

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 12

Find the number of dimension(s) a line has.

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 13

Euclid stated that ‘all right angles are equal to one another’, in the form of ______

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 14

Two distinct points in a plane determine _______ line(s).

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 15

Rectilinear figure is formed by _______.

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 16

In the given figure $PR=QS$ then which of the following axioms shows that $PQ=RS$?

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>MATHEMATICAL REASONING>Q 17

Which of the following needs a proof?

EASY

9th Foundation

IMPORTANT

IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>ACHIEVERS SECTION (HOTS)>Q 18

Fill in the blanks.
( $\mathrm{i}$) Two lines in a plane not having any point common are called P lines.
( $\mathrm{i}\mathrm{i}$) The edges of a surface are Q .
( $\mathrm{i}\mathrm{i}\mathrm{i}$) Two distinct planes can intersect at R points.
( $\mathrm{i}\mathrm{v}$) S planes can pass through two distinct points.
         P           Q             R                         S
(A) Parallel    lines         Infinite              infinite
(B) Parallel    planes          one                 one
(C) Perpendicular  lines    one          zero
(D) Perpendicular  planes   infinite   infinite