The point (7,-9) lies on a circle. What is the length of the radius of this circle if center is located at (5,-7)?

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asked Feb 19, 2018 128k views

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Emma Ramirez · Answer 1 · 2018-02-26T02:50:52+0000

For this all you have to do is find the distance between the two points. Since you have the centre and a point the lies on the circle, the radius is simply the distance from the centre to the point.

The point (7,-9) lies on a circle. What is the length of the radius of this circle if center is located at (5,-7)?

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