### Triangle area formula

Triangle Area = 1/2 (Base * Height)

### Triangle area definition

The Triangle Area Calculator can calculate the area of a triangle if you enter in the height of the triangle and the length of the base of the triangle. The formula used in this area of a triangle calculator is one half of the base times the height. Calculate the area of a triangle with just a few clicks now! You may also be interested in the Equilateral Triangle Area calculator.

### How to calculate triangle area

Let’s be honest – sometimes the best triangle area calculator is the one that is easy to use and doesn’t require us to even know what the triangle area formula is in the first place! But if you want to know the exact formula for calculating triangle area then please check out the “Formula” box above.