15. The order of rotational symmetry of the following figure given below is
- (A) 4
- (B) 8
- (C) 6
- (D) Infinitely many
14. The order of rotational symmetry in the following figure is
- (A) 4
- (B) 2
- (C) 1
- (D) Infinitely many
13. The number of lines of symmetry in a rhombus is
- (A) 4
- (B) 2
- (C) 1
- (D) Infinitely many
12. The order of rotational symmetry of a rhombus is
- (A) 4
- (B) 3
- (C) 2
- (D) 1
11. A triangle that has one line of symmetry but lacks rotational symmetry is
- (A) Equilateral triangle
- (B) Scalene triangle
- (C) Isosceles triangle
- (D) None of these
10. A triangle that has neither a line of symmetry nor a rotational symmetry is
- (A) Equilateral triangle
- (B) Scalene triangle
- (C) Isosceles triangle
- (D) None of these
9. Which capital letters of English alphabets has one line of symmetry, but they interchange to each other when rotated through 180°?
- (A) B and E
- (B) N and M
- (C) M and W
- (D) P and R
8. The English letter H has a rotational symmetry of order
- (A) 4
- (B) 0
- (C) 2
- (D) 3
7. The English letter N has a rotational symmetry of order
- (A) 0
- (B) 4
- (C) 2
- (D) 1
6. The English letter S has a rotational symmetry of order
- (A) 4
- (B) 5
- (C) 2
- (D) 0
5. The English letter Z has a rotational symmetry of order
- (A) 0
- (B) 3
- (C) 2
- (D) 4
4. Order of rotational symmetry of a rectangle is
- (A) 0
- (B) 3
- (C) 2
- (D) 4
3. Order of rotational symmetry of a circle is
- (A) 0
- (B) 3
- (C) 2
- (D) 4
2. Order of rotational symmetry in the following figure is
- (A) 6
- (B) 3
- (C) 8
- (D) None of these
1. Order of rotational symmetry of a semi-circle is
- (A) 0
- (B) 2
- (C) 1
- (D) None of these