Skip to main content

Trapezoid Area Calculator

Calculate trapezoid area and perimeter from parallel sides and height. Also computes leg lengths and diagonals.

Enter Dimensions

Side lengths are optional (used for perimeter calculation)

Share this tool
📖

How to Use

Step 1

Enter Values

Enter Values

Enter top base, bottom base, and height

Step 2

Calculate

Calculate

Area is calculated automatically

Step 3

View Result

View Result

Check area and perimeter

Features

Instant Calculation

Show area instantly upon input

Diagram

Display trapezoid diagram based on input

Steps

Show (top+bottom)×height÷2 calculation steps

FAQ

(top base + bottom base) × height ÷ 2.