SOLUTION: AB is a diameter a the circle with centre C = (-2, 5). If A = (3, -7), find (i) the length of radius AC. (ii) the coordinates of B

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Question 1048524: AB is a diameter a the circle with centre C = (-2, 5). If A = (3, -7), find (i) the length of radius AC. (ii) the coordinates of B
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
D = +sqrt+%28+%28x%5B1%5D-x%5B2%5D%29%5E2%2B+%28y%5B1%5D-y%5B2%5D%29%5E2+%29+ = √(5^2 + 12^2) = √169 = 13, the radius
A(3,-7)
C(-2,5) m = -12/5 Up 12, back 5 from(-2,5) is B( -7, 17)