17owensbyst
17owensbyst 17owensbyst
  • 19-03-2017
  • Mathematics
contestada

What are the coordinates of S, if the midpoint of RS is (5,4) and the coordinates of R are (9,7)?

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irspow
irspow irspow
  • 19-03-2017
(5,4)=(x+9)/2 , (y+7)/2

(10, 8) = x+9, y+7

(1,1)=(x,y)
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