The vertices of a triangle are |
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a) |
(1, 2) |
b) |
|
c) |
|
d) |
(2, 3) |
The vertices of a triangle are |
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a) |
(1, 2) |
b) |
|
c) |
|
d) |
(2, 3) |
(b)
are the roots of equation
. So,
and
. Now, the centroid of the triangle is
i.e.,