Free Triangle Coordinate Items Calculator - Enter 3 points for the vertices of a triangle, and this will calculate the area of that triangle and the centroid.

This calculator has 3 inputs.

This calculator has 3 inputs.

Area = ½|x1(y2 - y3) + x2(y3 - y1) + x3(y1 - y2)|

For more math formulas, check out our Formula Dossier

For more math formulas, check out our Formula Dossier

- area
- Number of square units covering the shape
- centroid
- the point in a triangle where the three medians coincide
- triangle
- a flat geometric figure that has three sides and three angles
- triangle coordinate items
- vertices
- Multiple vertexes