the coordinates of centroid of a triangle is (1,3) and its two vertices are (-7,6) and (8,5). find the third vertex of the triangle. 10th class hbse
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Thus so
Centroid vertices = x 1 + x2 + x3 /3 and y1 + y2 + y3 /3 .
So
1'3 = 1 + x /3 and 11 + y /3
1 = 1 + x /3 and 3 = 11 + y /3
X = 3-1 and Y = 9-11
X = 2 and Y = -2
Thus the vertice of third vertex is 2 ' 3
Centroid vertices = x 1 + x2 + x3 /3 and y1 + y2 + y3 /3 .
So
1'3 = 1 + x /3 and 11 + y /3
1 = 1 + x /3 and 3 = 11 + y /3
X = 3-1 and Y = 9-11
X = 2 and Y = -2
Thus the vertice of third vertex is 2 ' 3
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