What is the Meaning & Definition of trapezoid

According to the context in which it is used, the word trapezium will present different references...
Instances of geometry, the trapezius is a geometrical figure consisting of an irregular quadrilateral having only two parallel sides. These known as bases and separates them with a distance that is known as height, meanwhile, the segment whose ends are the media of the non-parallel sides is designated with the medium term.
According to the internal angles presenting different types of trapezium; straight trapezoid or rectangle (has two internal angles, obtuse one and another sharp), isosceles Trapezium (presents two internal angles acute and obtuse two) and the scalene trapezoid (the four internal angles have different amplitude).
On the other hand, in the area of the circus, the trapezius is a horizontal stick which is suspended from two strings by their ends and that allows the realization of acrobatics, exercises and tricks almost in the air by professionals trained in the mentioned work. To them you are known as Trapeze artists and they turn out to be one of the top attractions in circuses. One of the usual routines that the Trapeze artists, carry out usually a two or more, is the swaying at high altitude on the Trapeze and then jump great distances to leave one of these instruments and cling to one that hangs on the opposite side.
And in anatomy the term presents two applications, on the one hand the Trapeze is one of the muscles of the human body which is located in the posterior region of the neck and trunk. Human beings have two muscles Trapeze extending from the occiput to the shoulder blades and the dorsal vertebrae.
And on the other hand also referred to as trapezium bone which is part of the human hand, precisely of the wrist; It is a bone of the Carpus that articulates with the first bone Metacarpus, navicular bone, the trapezoid bone and the second Metacarpus.

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