how to type the square symbol

What type of polygon is a square? => pentagon or triangle or hexagon or quadrilateral..

Row Matrix, Column Matrix, Square Matrix, Diagonal Matrix, Scalar Matrix, Identity or Unit Matrix, Null Matrix or Zero Matr..

Equations of the type This equation can be solved by squaring both the sides. This equation is solved by equating both sides, rearranging and squaring aga..

In order to represent the structures of the combining elements in the most simplest way in terms of the valence electrons on paper, Lewis proposed the following notation: The symbols of the element is written first. This represents the nucleus of the element with all the inner electron..

Symbolism is another poetic device which is used to represent or recall something else possessing similar qualities, especially an object representing an abstract thought or quality. In "Ode to the west wind", the west wind is symbolic of both death and rebirth. "Ode" is an ela..

Symbol - The symbol of an element is a short way of representing an element. Symbols can be formed as follows: 1) By using the first letter of the English name of the element. Hydrogen H Phosphorus P Oxygen O Sulphur S 2) By using the first and second letters of the En..

It is a short hand notation of an element. E.g. sodium is denoted as Na..

The figure, ABCD is a square. What type of triangles are formed, if the square is divided along the diagonal BD to form two triangles? => Two isosceles right triangles or Two equilateral triangles or Two scalene triangles or Two acute angle triangles..

Prove that The quadratic expression ax 2 + bx + c can be expressed in the form a(x 2 A 2 ) by the method of completing the square. The integrals can be evaluated by using the special integral..

Angle - When two straight lines meet at a common point, they form an angle. and are called arms of the angle BAC. The point 'A' is called the vertex. The angle formed by the two rays AB and AC is denoted by the symbol BAC. If there is only one angle at A, then the angle BAC may be denoted..