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Mathematics 8 Online
OpenStudy (acacia):

What does the equation x^2+y^2=25 represent?

OpenStudy (acacia):

A. Parabola B. Circle C. Hyperbola D. Ellipse

OpenStudy (cwrw238):

its a circle with centre at the origin can you see what the radius is?

OpenStudy (cwrw238):

x^2 + y^2 = r^2

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