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Write the equation of a circle with a center at (-1,2) and a radius of 7

User Shamis
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1 Answer

6 votes

Answer:


(x+1)^2+(y-2)^2=49

Explanation:

The standard form for the equation of a circle is
(x-h)^2+(y-k)^2=r^2 where r is the radius, and the center is (h, k).

(h, k) = (-1, 2), r = 7


(x-(-1))^2+(y-2)^2=7^2\\\\(x+1)^2+(y-2)^2=49

User Hplieninger
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