Quadrilaterals are any shapes which have four sides of straight lines.For example, parallelogram is a quadrilateral.Quadrilateral are 2-dimensional shapes.
There are different types of quadrilaterals.Square, rectangle and rhombus are different types of quadrilaterals.All the sides of square have equal length.In rectangle, two opposite sides have equal length.The sides of rhombus are of different length.
How to calculate the area of a quadrilateral?
There are different formula of quadrilaterals according the the types of the quadrilateral.You can see the given link to know how to calculate the area of quadrilateral.
The parts of a quadrilateral include its angles, sides and diagonals.A diagonal of a quadrilateral is a straight line joining the opposite vertices.The perimeter of a quadrilateral is the sum of the length of its sides.
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