question_answer1) A square has ____ lines of symmetry.
A) One
B) Two
C) Three
D) Four
View Answer play_arrowA) \[{{120}^{o}}\]
B) \[{{100}^{o}}\]
C) \[{{150}^{o}}\]
D) \[{{90}^{o}}\]
View Answer play_arrowA) Rectangle
B) Rhombus
C) Square
D) Parallelogram
View Answer play_arrowA) A
B) C
C) U
D) H
View Answer play_arrowquestion_answer5) What is the order of rotational symmetry of the given figure?
A) 6
B) 4
C) 8
D) None of these
View Answer play_arrowquestion_answer6) Which of the following does not have a line of symmetry?
A)
B)
C)
D)
View Answer play_arrowA) \[{{21}^{o}}\]
B) \[{{22}^{o}}\]
C) \[{{23}^{o}}\]
D) \[{{24}^{o}}\]
View Answer play_arrowA) 1
B) 2
C) 3
D) 4
View Answer play_arrowA) 4
B) 5
C) 6
D) 7
View Answer play_arrowA) 4
B) 9
C) 5
D) 8
View Answer play_arrowA)
P | Q | R |
fixed | rotation | angle of rotation |
B)
P | Q | R |
variable | Rotation | central angle |
C)
P | Q | R |
fixed | angle of | Rotation |
D)
P | Q | R |
variable | Rotation | Angle of rotation |
question_answer12) Match the following.
Figure | Order of rotational symmetry |
(P) | (i) 5 |
(Q) | (ii) 2 |
(R) | (iii) 3 |
(S) | (iv) 4 |
A) (P)\[\to \](iv), (Q)\[\to \](i), (R)\[\to \](ii), (S)\[\to \](iii)
B) (P)\[\to \](iv). (Q)\[\to \](iii), (R)\[\to \](ii), (S)\[\to \](i)
C) (P)\[\to \](ii), (Q)\[\to \](iv). (R)\[\to \](iii), (S)\[\to \](i)
D) (P)\[\to \](ii), (Q)\[\to \](i), (R)\[\to \](iv), (S)\[\to \](iii)
View Answer play_arrowquestion_answer13) Select the CORRECT match,
A)
Infinite order of rotational symmetry |
B)
Only two lines of symmetry |
C)
No symmetry |
D)
Only one line of symmetry |
question_answer14) State T for true and 'F' for false.
(i) Number 0 has both rotational and line of symmetry, |
(ii) A regular polygon of n sides has 2n lines of symmetry. |
(iii) A square has four lines of symmetry and rotational symmetry of order 2. |
(iv) A circle has finite number of lines of symmetry. |
A)
(i) | (ii) | (iii) | (iv) |
T | F | F | F |
B)
(i) | (ii) | (iii) | (iv) |
T | F | T | F |
C)
(i) | (ii) | (iii) | (iv) |
F | T | F | T |
D)
(i) | (ii) | (iii) | (iv) |
F | T | T | T |
question_answer15) Find P, Q, R and S respectively.
Shape | Centre of rotation | Order of rotation | Angle of rotation |
Equilateral Triangle | P | ||
Rectangle | Q | ||
Square | R | S |
A) Intersection point of medians, 2, intersection point of diagonals, \[{{90}^{o}}\]
B) Intersection point of medians, 2, intersection point of diagonals, \[{{180}^{o}}\]
C) Intersection point of altitudes, 4, intersection point of diagonals, \[{{25}^{o}}\]
D) Intersection point of sides, 4, intersection point of diagonals, \[{{45}^{o}}\]
View Answer play_arrowYou need to login to perform this action.
You will be redirected in
3 sec