Circle Through Three Points

Geometry Level 2

What is the equation of a circle through three points with coordinates (10,15) , (8,14) , and (6,13)?

(x+1)^2+(y-45)^2=9 no solution exists (x-3)^2+(y+5)^2=9 x^2+y^2=9

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1 solution

Otto Bretscher
Sep 29, 2015

The given points are collinear, located on the line y = x 2 + 10 y=\frac{x}{2}+10

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