Triangle Image Centroid (Jee Mains) | ExamDuo
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Triangle Geometry and Bisectors
Medium
Triangle Image Centroid
Let the triangle PQR be the image of the
triangle with vertices (1,3), (3,1) and (2, 4) in
the line x + 2y = 2. If the centroid of ΔPQR is
the point (α, β), then 15(α – β) is equal to :
SELECT ONE OPTION
A
24
B
19
C
21
D
22
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