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Trapezium

Lecture




Trapezium


  Trapezium

A trapezoid is called a quadrangle, in which only two opposite sides are parallel. ABCD - trapezoid.
Parallel sides of the trapezoid are called the bases of the trapezoid.
The other two sides are called the sides of the trapezoid.

BC and AD - the base of the trapezoid.
AB and CD are the sides of the trapezoid.



  Trapezium

The trapezoid EFGI is an equilateral trapezoid . This trapezoid has equal sides. EF = GI.
The segment that connects the midpoints of the sides of the trapezium is called the center line of the trapezium . ST is the middle line of the trapezoid.
created: 2014-10-05
updated: 2021-03-13
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Planometry

Terms: Planometry