Question 1136375
Points (5,4) and (-3,6) are endpoints of the diameter of a circle.

(a) What is the length of the diameter? 
Give the exact answer, simplified as much as possible.Show work.
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d = distance between the 2 points.
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(b) What is the center point C of the circle?
C is the mid-point
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(c) Given the point C you found in part (b), state the point symmetric to C about the y-axis. 
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Don't put spaces in the points:
(5, 4) and (  -  3, 6)   ---> (5,4) and (-3,6)