What is the history of quadrilateral?

The origin of the word quadrilateral is the two Latin words quadri, a variant of four, and latus, meaning “side”. Quadrilaterals can be either complex, also called crossed (self-intersecting), or simple (not self-intersecting). Simple quadrilaterals are either convex or concave.

How was quadrilaterals invented?

Quadrilaterals were invented by the Ancient Greeks. It is said that Pythagoras was the first to draw one. In those days quadrilaterals had three sides and their properties were only dimly understood.

Who created quadrilaterals?

But it wasn’t until 1813 that English mathematician J.P. Smith came up with the trapezium (a quadrilateral with no two sides parallel). Now would be a good time to show and explain the seven types of quadrilaterals, which are: Square (a rectangle where all four side are of equal length).

Why are they called quadrilaterals?

The word quadrilateral has originated from two Latin words quadri which means “four” and, latus meaning “side”.

How many quadrilaterals are there?

There are 5 types of quadrilaterals – Rectangle, Square, Parallelogram, Trapezium or Trapezoid, and Rhombus.

What are the importance of quadrilaterals in our daily lives?

The properties and rules governing the geometric shapes known as quadrilaterals are used to create floor plans for new buildings, or to create buildings or spaces through engineering and architecture. Anything with 4 sides, even if the sides are uneven, is a quadrilateral.

What is always true about quadrilaterals?

There are many different kinds of quadrilaterals, but all have several things in common: all of them have four sides, are coplanar, have two diagonals, and the sum of their four interior angles equals 360 degrees.

What are the 8 quadrilaterals?

Different Types of Quadrilaterals

• Trapezium.
• Parallelogram.
• Rectangle.
• Rhombus.
• Square.
• Kite.

What is quadrilaterals shapes?

A quadrilateral is a polygon that has exactly four sides. (This also means that a quadrilateral has exactly four vertices, and exactly four angles.) Discussions of 2-D shapes sometimes refer only to the boundary (the line segments that form the edges of the figure) or to the interior as well.

Why should we study about quadrilaterals?

The properties and rules governing the geometric shapes known as quadrilaterals are used to create floor plans for new buildings, or to create buildings or spaces through engineering and architecture.