Trapezoid Calculator

About Trapezoid Calculator

Use the trapezoid calculator to estimate area, perimeter, midline, and the two base angles from the bases, legs, and height.

How to Use

Use the trapezoid calculator to estimate area, perimeter, midline, and the two base angles from the bases, legs, and height. Fill in Base A, Base B, Leg A, Leg B, and Height, then review the calculated Area, Perimeter, Midline, Left angle, and Right angle.

  1. Open the calculator : Use Trapezoid Calculator from the Math category.
  2. Check the inputs : Review the required values and any optional settings.
  3. Read the formula : Use the formula and notes below to understand how the result is produced.

Common Questions

What formula does the Trapezoid Calculator use?

Area = (base A + base B) × height / 2.

Inputs

  • Base A
  • Base B
  • Leg A
  • Leg B
  • Height

Outputs

  • Area
  • Perimeter
  • Midline
  • Left angle
  • Right angle

Formula

Area = (base A + base B) × height / 2.