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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18-02-2017
Mathematics

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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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Tudes Tudes · Answer 1 · 2017-02-18T06:42:21+01:00

Tudes Tudes

18-02-2017

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.

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