SOLUTION: How would I write the equation of the circle, in standard form, which has endpoints of a diameter at (-4,1) and (2,3)?

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Question 363143: How would I write the equation of the circle, in standard form, which has endpoints of a diameter at (-4,1) and (2,3)?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi, 

Note:  Pt (-1,2) is the midpoint of the AB and is the center of the circle.

Referring to the graph to calculate radius

r^2 = 3%5E2+%2B+1%5E2+=+10

standard form of the circle

(x + 1)^2 + (y-2)^2 = 10