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Trapezoid Area Calculator

Area from two parallel sides and height.

Area
26.0000
square units
Midsegment (a + b) / 2
6.5000

Area = ((a + b) / 2) × h. The midsegment runs parallel to the bases and equals their average.

About

A trapezoid has two parallel sides. Area is the average of those sides times the height between them. Useful for irregular plots, room shapes, or sail panels.

How to use

  1. Enter base a, base b, and height.
  2. See the area.

FAQ

Is height the slanted side?+

No. Height is the perpendicular distance between the two parallel sides. The slanted sides are different.