Triangle with Base 3 and Height 4
A triangle with base 3 and height 4 has an area of 6 square units.
How to use this tool
- Enter base and height in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your area and the full breakdown beneath it.
The classic 3-4 right triangle has a leg-based area of 6 square units: ½ × 3 × 4.
Frequently asked questions
- How do you calculate the area of a triangle?
- Area = (base × height) / 2. The height must be perpendicular to the base.