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Find the 3rd vertex of a triangle if two of its vertices are (-1,4) and (5,2) and centroid is (0,-3)

1
by rakhi

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by rakhi

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3

3

4+x = 0x3

4+x =0

x= -4

do the same for "y" also

ie:

3

y = (-3x3)-6

y=15