Line of symmetry

Lines of symmetry of a line segment

Which of the following statements are true and which are false ? (i) A parallelogram has no line of symmetry. (ii) An angle with equal arms has its bisector as the line of symmetry (iii) An equilaterla triangle has three lines of symmetry. (iv) A rhombus has four lines of symmetry. (v) a square has for lines of symmetry. (vi) A rectangle has two lines of symmetry. (vii) Each one of the letters H,I,O,X of the English alpabet has two lines of symmetry.

The number of lines of symmetry in fig. is

The number of lines of symmetry in a ruler is

Lines of symmetry of an isosceles trapezium

Lines of symmetry of a semicircle

Lines of symmetry of an equilateral triangle

Lines of symmetry of a regular hexagon