Respuesta :

Answer:

center=(5,-3)

radius = 2 unit

Step-by-step explanation:

         Center with the equation x² - 10x + y² + 6y - 30 = 0 is (5, -3) and the radius is 8 units.

Circle with the given center and radius:

  • Equation of a circle with the center (h, k) and radius 'r' is given by,

         (x - h)² + (y - k)² = r²

         Here, Center of the circle → (h, k)

                    Radius of the circle → r units

Given equation of the circle in the question is,

x² - 10x + y² + 6y - 30 = 0

Convert this equation to the standard equation of the circle.

x² - 2(5x) + y² + 2(3y) - 30 = 0

[x² - 2(5y) + 5²] - 5² + [y² + 2(3y) + 3²] - 3² = 30

(x - 5)² - 25 + (y + 3)² - 9 = 30

(x- 5)² + (y + 3)² = 64

(x- 5)² + (y + 3)² = 8²

     Therefore, center of the circle is (5, -3) and radius of the circle is 8 units.

Learn more to find the center and the radius of a circle here,

https://brainly.com/question/10543303?referrer=searchResults

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