What is the equation of a circle with a center (-2, 3) and a radius r = 5?

Question

Mathematics

Kyle Crane

27 May, 10:16

What is the equation of a circle with a center (-2, 3) and a radius r = 5?

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Answers (1)

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Dario Giles · Answer 1

The formula for the equation of a circle is:

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

(h, k) is the center.

So the equation would be:

(x + 2) ^2 + (y - 3) ^2 = 5^2

or

(x + 2) ^2 + (y - 3) ^2 = 25