Trapezoid Calculator
Calculate trapezoid area, perimeter, height, legs, diagonals, and angles from bases and height, an offset, or all four sides.
Trapezoid measurements from bases and sides
English trapezoid calculator pages combine area, perimeter, side lengths, diagonals, height, and angles. This page supports isosceles trapezoids, an arbitrary top-base offset, and four-side input.
a and b are the two parallel bases and h is the height.
Frequently Asked Questions
Sources and References
Calculations are based on the listed reference sources. Links open in a new tab.
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