What is the reflection of the point (-1, 5) in the line x = 1?
(3, 5)
The reflection of the point (-1, 5) in the line x = 1 is found by mirroring the point across the line x = 1. The reflected point is (3, 5).
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Find the co-ordinates of the centroid of a triangle whose vertices are A(1, 4), B(7, 8) and C(10, 12).
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