Question

Find the radius of the circle if the center is at (1,2) and the point (-5,-6) lies on the circle

Answer 1

Answer:

sqrt{52}=r

Step-by-step explanation:

The equation of a circle has the following form:

where (h,k) is the center of a circle with radius r.

Our equation is:

We will find the radius by inputting the point (-5,6) which lies on the circle and solving for r.

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Answer 2

Answer:

sqrt{52}=r

Step-by-step explanation:

The equation of a circle has the following form:

where (h,k) is the center of a circle with radius r.

Our equation is:

We will find the radius by inputting the point (-5,6) which lies on the circle and solving for r.