Symmetry of a square

Point charges are located on the comer of a square as shown below. Find the component of electric field at any point on the z-axis which is the axis of symmetry of the square :

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.

Discuss the rotational symmetry and line symmetry of an equilateral triangle.

What is the number of lines of symmetry and order of rotational symmetry of a regular hexagon?

Symmetry of a semicircle

Symmetry of an arrowhead

Symmetry of a circle.

Symmetry of a rectangle

Symmetry of an angle

PASSAGE : If a line divides a given figure into two identical halves, then we say that the given figure is symmetrical and the line is called a line of symmetry Which square must be shaded so that the figure has a line of symmetry?