Find the length of the radius of the following circle. (x+2)^2+y^2=10

1 answer:

6 0

(x - h)² + (y - k)² = r²

is the equation of the circle with center (h, k) and radius r units.

Thus (x + 2)² + y² = 10 is the equation of a circle whose center is at the point (-2, 0) and having a radius of √10 units

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