Class 12 Maths Practice Test - Area of a Triangle — Flashcards | Class 12 Math | FatSkills

Class 12 Maths Practice Test - Area of a Triangle — Flashcards

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Which of the following is the formula for finding the area of a triangle with the vertices (x1,y1), (x2,y2), (x3,y3).
Δ=\(\frac{1}{2}\begin{Vmatrix}x_1&y_1&1\\x_2&y_2&1\\x_3&y_3&1\end{Vmatrix}\)
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