A trapezoidal number is a set of positive integers obtained by summing consecutively two or more positive integers greater than one, forming a trapezoidal pattern.

In order for a polygon to be a trapezoid, it must have the following properties: Four sides: A trapezoid is a four-sided polygon. Two parallel sides: A trapezoid has two sides that are parallel to each other. …

In mathematics, the trapezoidal rule, also known as the trapezoid rule or trapezium rule is a technique for approximating the definite integral in numerical analysis. The trapezoidal rule is an integration rule …

(Jump to Area of a Trapezoid or Perimeter of a Trapezoid) A trapezoid is a 4-sided flat shape with straight sides that has a pair of opposite sides parallel (marked with arrows below): A trapezoid: Play …

Jul 23, 2025 · Trapezoid is another name for trapezium. It is a quadrilateral in which one pair of opposite sides are parallel. These parallel sides are known as the bases of the trapezoid, and the non-parallel …

The meaning of TRAPEZOID is a quadrilateral having only two sides parallel.

trapezoidal adjective (BONE) anatomy specialized relating to the trapezoid bone (= a small bone in the wrist):

Dec 11, 2025 · Synonyms: irregular quadrilateral, (US) trapezium (anatomy) The trapezoid bone of the wrist. (ice hockey) The marked trapezoidal area immediately behind the goal line and the goal itself …

A trapezoid is a quadrilateral with two sides parallel. The trapezoid is equivalent to the British definition of trapezium (Bronshtein and Semendyayev 1977, p. 174). An isosceles trapezoid is a trapezoid in …

Discover what trapezoids are, how to measure area, volume and perimeter, and real-life examples! • Trapezoids are quadrilaterals with two parallel sides. • Trapezoids are easily found in the real …