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.

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 …

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

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

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 …

Key idea: By using trapezoids (aka the "trapezoid rule") we can get more accurate approximations than by using rectangles (aka "Riemann sums"). Let's check it out by using three trapezoids to …

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 …

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.