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The area of triangle A B C is 20c m^2dot...

The area of triangle `A B C` is `20c m^2dot` The coordinates of vertex `A` are `(-5,0)` and those of `B` are `(3,0)dot` The vertex `C` lies on the line `x-y=2` . The coordinates of `C` are
(a)`(5,3)` (b) `(-3,-5)` `(-5,-7)` (d) `(7,5)`

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