A trapezoid, additionally known together a trapezium, is a flat closed shape having 4 straight sides, v one pair of parallel sides.
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The parallel sides of a trapezium are known as the bases, and its non-parallel political parties are called legs. A trapezium can also have parallel legs. The parallel sides have the right to be horizontal, vertical or slanting.
The perpendicular distance in between the parallel political parties is dubbed the altitude.
Types the trapezoid
Trapezoid is of three species namely
1. Right trapezoid:It has a pair of right angles.
2.Isosceles trapezoid:It has actually equal size of non-parallel sides. In the image, sides, ad and BC are equal.
3.Scalene trapezoid:It neither has equal angle nor has actually equal sides.
Properties the a trapezoid
Real life Examples
A couple of out of many trapezoid instances are the challenge of a popcorn box, handbag, and bridges.
Trapezoid was recognized as τραπέζιον ‘trapézion’ in ancient Greek which literally way “a small table” and likewise refers come “irregular quadrilateral”. Also, ‘oid’ in ancient Greek means “resembling”.
The native trapezium was introduced in the English language in1570. Marinus Proclus to be the an initial person come use the word trapezoid in the first book that Euclid’s Elements.