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A triangle whose sides have equation 2x+y-1=0, x-3y+2=0 and x-y+1=0. Find area of triangle without finding the coordinates of triangle

A triangle whose sides have equation 2x+y-1=0, x-3y+2=0 and x-y+1=0. Find area of triangle without finding the coordinates of triangle

Grade:12

1 Answers

Amogh Dasture
48 Points
8 years ago
Dear Abhishek, you can use the formula of area of triangle which is
 
A=1/2 of |x1 y1 1|
              |x2 y2 1|
              |x3 y3 1|
 

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