Question

11. The area of a triangle with vertices (a, b + c),(b, c + a) and (c, a + b) is ........​

Answer 1

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Answer 2

Answer:

The area of triangle =1/2(x1(y2-y3) +x2(y3-y1) +x3(y1-y2)

So; x1=a, x2=b, x3=c,y1=b+c,y2=c+a, y3=a+b