Find the equation of the circle?... HeLp!??

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Find the equation of the circle?... HeLp!??
find the equation of the circle with radius 2 and through points (1,2) and (3,4)

solution pls!? thnx!

2007-12-13 00:00:22 · 1 answers · asked by jc learner 1 in Education & Reference ➔ Homework Help

Equation for a circle with center at (a,b)

(x-a)² + (y-b)² = r²

so

(1-a)² + (2-b)² = 4

and

(3-a)² + (4-b)² = 4

Reduce and solve for a and b.

2007-12-13 00:13:55 · answer #1 · answered by Computer Guy 7 · 0⤊ 0⤋