engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Triangles 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 :
1
24
2
19
3
21
4
22