Which of the following is the equation for a circle with center (5, -1) and radius of 4?

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2007-04-29 19:09:03 · 4 answers · asked by lilpixie 1 in Science & Mathematics ➔ Mathematics

(x - h)² + (y - k)² = r²
Put in the values given:
(x - 5)² + (y - (-1))² = 4²
(x - 5)² + (y + 1)² = 16

2007-04-29 19:18:18 · answer #1 · answered by Sparks 6 · 0⤊ 0⤋

x^2+y^2-10x+2y+10=0 or (x-5)^2+(y+1)^2=16

2007-04-29 19:21:48 · answer #2 · answered by sali 1 · 0⤊ 0⤋

(x - h)^2 + (y - k)^2 = r^2

This gives (x - 5)^2 + (y + 1)^2 = 16

2007-04-29 19:12:37 · answer #3 · answered by Anonymous · 0⤊ 0⤋

My answer is:-
(x - 5)² + (y + 1)² = 16
But you`ve hidden your answers!!!

2007-04-29 19:30:23 · answer #4 · answered by Como 7 · 0⤊ 0⤋