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Question

If two vertices of a triangle are (6,4), (2,6) and its centroid is (4, 6), then the third vertex is 



Correct Answer
A

(4,8)

Your Answer
B

(8,4)

Your Answer
C

(6,4)

Your Answer
D

None of these


Solution

The correct option is A

(4,8)


x =  x1+x2+x33, y =  y1+y2+y33

4 =  6+2+x33, 6 =  4+6+y33 x3 = 4, y3 = 8

 Third vertex is (4, 8).

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