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
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A(-7,6)
B(8,5)
C(a,b)
G(1,3)
G { (-7+8+a)/3 , (6+5+b)/3 }
Comparing x coordinate of G,
(-7+8+a)/3 = 1
1+a = 3
a = 2
Comparing y coordinate of G,
(5+6+b)/3 = 3
11+b = 9
b = -2
C(2,-2)
Hope this helps... plsss make it the brainliest
B(8,5)
C(a,b)
G(1,3)
G { (-7+8+a)/3 , (6+5+b)/3 }
Comparing x coordinate of G,
(-7+8+a)/3 = 1
1+a = 3
a = 2
Comparing y coordinate of G,
(5+6+b)/3 = 3
11+b = 9
b = -2
C(2,-2)
Hope this helps... plsss make it the brainliest
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