Asked by Eren
The center of the circle is at point (3, -6) having a radius of 6 units.
a.) Find the equation of the circle.
b.) What is the distance from the center of the circle to the line y=2x+10.
a.) Find the equation of the circle.
b.) What is the distance from the center of the circle to the line y=2x+10.
Answers
Answered by
oobleck
recall the standard form (x-h)^2 + (y-k)^2 = r^2
(a) plug in your numbers
(b) the distance from (h,k) to the line Ax+By+C=0 is
|Ah+Bk+C|/√(A^2+B^2)
(a) plug in your numbers
(b) the distance from (h,k) to the line Ax+By+C=0 is
|Ah+Bk+C|/√(A^2+B^2)
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