AT is diameter = (Distance D between A and C ) •2
Distance D = √(7-3)^2 + (1--2)^2\ = √25 = 5
Then if T (1,7)
If center C( -2,3)
A is located at x = -2 -3 = -5
. y = 3- 4 = -1
Answer is
A coordinates are (-5,-1)
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