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find the equation of a circle with a center point of P

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Find the equation of a circle with a center point of P and a radius of 8 units. Points given P(2,3) and Q(-6,7)

 

asked Oct 16, 2017 in GEOMETRY by anonymous

1 Answer

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Write the equation of circle.

(x-h)2+(y-k)2=r2

Here, (h, k) is the center and r is the radius.

Substitute (2 , 3) for (h, k) and 8 units for r.

(x-2)2+(y-3)2=82

(x2-4x+4)+(y2-6y+36)=0

x2+y2-4x-6y+40=0

answered Oct 23, 2017 by homeworkhelp Mentor

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