For triangles without a right angle use Heron's Formula Calculator
RightTriangle AreaFor RightAngle TrianglesResult:0.5


base (b)  units  

height (h)  decimals  
A rightangle triangle with a base of 1 units and a height of 1 units has an area of 0.5 square units.
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The area of a rightangle triangle can be calculated according to the following formula:
A = 1/2(bh)
In plain english the area of a right angle triangle can be calculated by taking one half of the base multiplied by the height.
Below is an example of how to find the area of a rightangle triangle with a base of 6 meters and a height of 3 meters.