EASY
9th Foundation
IMPORTANT
Earn 100

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

77.78% studentsanswered this correctly

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 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?
Question Image
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.
( i) Two lines in a plane not having any point common are called P lines.
( ii) The edges of a surface are Q .
( iii) Two distinct planes can intersect at R points.
( iv) 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
MEDIUM
9th Foundation
IMPORTANT
IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>ACHIEVERS SECTION (HOTS)>Q 19
State ‘T’ for true and ‘F’ for false:
( i) ‘There are infinite points on a line’ is an Euclidean postulate.
( ii) Only one plane passes through three non-collinear points.
( iii) Boundaries of solids are surfaces.
     (i) (ii) (iii)
(A) F  F  F
(B) T  T  F
(C) T  F  T
(D) F  T  T
MEDIUM
9th Foundation
IMPORTANT
IMO Olympiad Work Book 9>Chapter 5 - Introduction to Euclid’s Geometry>ACHIEVERS SECTION (HOTS)>Q 20
Which of the following statements is CORRECT?