# Trapezoid

trapezoid ABCD a = 35 m, b=28 m c = 11 m and d = 14 m. How to calculate its area?

Result

S =  321.949 cm2

#### Solution:

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Evan
How did you come up with x = -0.25 and y = 24.25?

#### To solve this example are needed these knowledge from mathematics:

Looking for help with calculating roots of a quadratic equation? Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation? See also our trigonometric triangle calculator. Pythagorean theorem is the base for the right triangle calculator.

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