A triangle has corners at #(7, 2 )#, ( 9, -7)#, and #(1, 4 )#. If the triangle is reflected across the x-axis, what will its new centroid be?
1 Answer
Apr 19, 2016
Coordinates of new centroid are
Explanation:
Reflection of a point
Hence reflection of a triangle having corners at
As coordinates of centroid of a triangle with points at
coordinates of new centroid are