The equation of the circle with radius 5 and center (-2,4) is?

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The equation of the circle with radius 5 and center (-2,4) is?

2007-07-17 18:24:24 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

3 answers

(x+2)^2 + (y-4)^2 = 25

2007-07-17 18:27:47 · answer #1 · answered by wiczyman 5 · 4⤊ 0⤋

Basic circle equation gives a radius 5 circle easily around the origin:
x^2 + y^2 = r^2
x^2 + y^2 = 25

Apply transformations to shift center:
(x+2)^2 + (y-4)^2 = 25

2007-07-17 18:31:00 · answer #2 · answered by John H 4 · 0⤊ 0⤋

(x + 2)^2 + (y - 4)^2 = 25

2007-07-17 18:27:55 · answer #3 · answered by Helmut 7 · 4⤊ 0⤋