Trapezoidal Prism Calculator

Find the volume and surface area of a trapezoidal prism.

Parallel side a

Parallel side b

Trapezoid height

Leg c

Leg d

Prism length

Result

—

Surface area—

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How it works

V = trapezoid area × length

Frequently Asked Questions

What is the formula?

V = trapezoid area × length

What units should I use?

Use any single unit for all inputs. The area result is in that unit squared, and volume is in that unit cubed.