Trapezoid area with bases 10,4 and height 3 equal to 21

This online trapezoid area calculator will help you find the trapezoid area. The solution can be found by five different methods.
Using this calculator, you can get a detailed step-by-step solution with an explanation and output of formulas. Thanks to this, you will be able to understand the algorithm for finding the trapezoid area.
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Trapezoid area calculation method
Base a: Base b: Height h:

Trapezoid

A trapezoid is a quadrilateral whose two sides are parallel (bases) and the other two are not parallel (sides).
Trapezoid area formula Trapezoid area formula Through bases and height where a and b are bases, h is height

Solution:
S =
(a+b)·h
2
=
(10+4)·3
2
=
14·3
2
=
42
2
=
21

Answer: the area of a trapezoid with bases 10,4 and height 3 equal to 21

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