Area of a Triangle Sketch the triangle with the given vertices, and use a determinant to find its area.
A triangle with vertices , , and use a determinant to find its area.
The determinant is a value assigned to a square matrix.
The area of a triangle with vertices , and is given below.
Where the sign is chosen to make positive, as area of a triangle cannot be negative.
Consider the vertices , , .
The triangle corresponding to the vertices is given below.
The area of the triangle is calculated using the above mentioned formula
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