Question

solve the given question no 5

Answer 1

let the coordinate of third vertice be ( X,Y)
then,


(3 + (-2) + X ) / 3 =5/3
3-2+ X=5
X=4
next one ,


(2+1+Y)/3=-1/3

3+ Y= -1
Y=-4

(X,Y)
(4,-4)