Class 12 Maths Determinants Area of triangle

Area of triangle

 

 

 

Numerical: Find area of triangle with vertices (1, 0), (6, 0), (4, 3)

Solution:

Area = ½ (1 (0x1 – 3 x 1) + 0 + 1 (6 x 3 - 4 x 0))

Or Area = 15/2

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