Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Geometry
Triangle Area Calculator
Calculates the area of any triangle from its base and perpendicular height using A = ½·base·height. Perfect for geometry homework, land surveying, construction layout, and architectural design when the perpendicular height is known.
Fill in the required fields to see your result.
Geometry
Triangle Area and Perimeter Calculator
Find the area or perimeter of any triangle by entering its three side lengths. Ideal for geometry homework, construction projects, or land measurement tasks.
Fill in the required fields to see your result.
Key differences
| Triangle Area Calculator | Triangle Area and Perimeter Calculator | |
|---|---|---|
| Category | Geometry | Geometry |
| Inputs required | 2 | 4 |
| Result | Triangle Area (square units) | Result (units²/units) |
| What it does | Calculates the area of any triangle from its base and perpendicular height using A = ½·base·height. Perfect for geometry homework, land surveying, construction layout, and architectural design when the perpendicular height is known. | Find the area or perimeter of any triangle by entering its three side lengths. Ideal for geometry homework, construction projects, or land measurement tasks. |