SOLUTION: D is the midpoint of CE.E has coordinates (-3,-2),and D has coordinates (2^1/2,1).What is the coordinates of C.

Algebra ->  Length-and-distance -> SOLUTION: D is the midpoint of CE.E has coordinates (-3,-2),and D has coordinates (2^1/2,1).What is the coordinates of C.      Log On


   

Question 1091458: D is the midpoint of CE.E has coordinates (-3,-2),and D has coordinates (2^1/2,1).What is the coordinates of C.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
C:(x,y)
D:(sqrt%282%29,1)
E:(-3,-2)
So,
sqrt%282%29=%28x%2B%28-3%29%29%2F2
x-3=2sqrt%282%29
x=3%2B2sqrt%282%29
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1=%28y%2B%28-2%29%29%2F2
2=y-2
y=4
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