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09-02-2021
Mathematics

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What is the equation of a circle centered at the origin with radius 15 ?

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ashleepapineau ashleepapineau

09-02-2021

The general form is x^2 + y^2 = r^2 where r = the radius of the circle. The radius is 15 so the equation is x^2 + y^2 = 15^2. That is x^2 + y^2 = 225.J

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