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Right Trapezoid

Result

Calculated result 7 Based on the values entered.
↗ Math

Right Trapezoid — free online calculator.

Formula

Area = ((b1 + b2) / 2) × h; Right trapezoid has one 90° angle
  • Right Trapezoid calculates its result from Height, B1, B2. It uses the formula Area = ((b1 + b2) / 2) × h; Right trapezoid has one 90° angle. Change any input to recalculate the result instantly.
  • The main inputs are Height, B1, B2. Enter them in the units and format shown in the calculator.
  • Keep comparable quantities in compatible units whenever the formula combines or compares them.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Right Trapezoid

Inputs
  • Height: 2
  • B1: 3
  • B2: 4

Using Height = 2, B1 = 3, B2 = 4, the calculated result is 7.

Sample result: Calculating…

Frequently asked questions

What does the Right Trapezoid calculate?

Right Trapezoid — free online calculator.

Which values should I enter?

Enter Height, B1, B2 using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Area = ((b1 + b2) / 2) × h; Right trapezoid has one 90° angle.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026