Ruler Calculator – Accurate Measurements Online

This tool will help you convert measurements between different units quickly and accurately.

How to Use the Ruler Calculator

This ruler calculator allows you to calculate the area of a right triangle. To use it:

  1. Enter the length of the base in centimeters.
  2. Enter the height of the triangle in centimeters.
  3. Click on the “Calculate” button.
  4. The result will be displayed in square centimeters.

How the Calculation Works

The formula used to calculate the area of a right triangle is:

Area = (base × height) / 2

Where “base” is the length you entered and “height” is the width you entered.


This calculator only works for right triangles and the inputs must be in centimeters. It does not handle other units or other types of triangles. Make sure to double-check your inputs to ensure accurate results.

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