Question

(Atlest tell me how to proceed)The three vertices of a parralelogram taken in order are (-1,0) , (3,1) and (2,2) respectively. Find the co-ordinates of the fourth vertex

Answer 1

Find the middle point between (-1,0) and (2,2)

Answer 2

which is also the middle point of (3,1) and (x,y)

Answer 3

-1+2/2 , 0+2/2
1/2 , 1

Answer 4

(-2,1) ,


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