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 · The trapezoidal rule finds the area under the curve by dividing the area under the curve into various trapezoids and then finding the sum of all the trapezoids.

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):

The trapezoidal rule for estimating definite integrals uses trapezoids rather than rectangles to approximate the area under a curve. To gain insight into the final form of the rule, consider the …

Walk through an example using the trapezoid rule, then try a couple of practice problems on your own.

Learn all about the trapezoidal rule with our engaging video lesson. Master the formulas of this calculus concept by taking an optional quiz for practice.