Question

Find the area of a triangle with vertices (2,-2),(4,3),(1,2) using integration.how?

Answer 1

Using triangle formula in cg
1/2 {x1(y2-y3) +x2(y2-y3) + x3 (y1-y2)
Being 2 as x1, -2 as y1, 4 as x2, 3 as y2, 1 as x3 and 2 (last one) as y3

Answer 2

Using triangle formula in cg  

1/2 {x1(y2-y3) +x2(y2-y3) + x3 (y1-y2)  

Being 2 as x1, -2 as y1, 4 as x2, 3 as y2, 1 as x3 and 2 (last one) as y3

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