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What is the equation of a circle with center (-4,7) and radius 6

User Ephtron
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1 Answer

2 votes

Answer:

(x + 4)² + (y - 7)² = 36

Explanation:

The equation of a circle is

(x - h)² + (y - k)² = r² where (h,k) is the center, and r is the radius

Plug in what you were given, and simplify...

(x - (-4))² + (y - 7)² = 6²

(x + 4)² + (y - 7)² = 36

User Rohit Makwana
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5.5k points