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Conic Sections: Circles

MathWe have the equations 1) `x + y = 65` 2) `x^2 + y^2 = 194` Solve the first equation for y: `y = 65  x` Substituting into the second equation we obtain `x^2 + (65x)^2 = 194` ` `which...

MathFirst calculate the radius of the circle: The horizontal distance between the points is the distance between the x coordinates of A and B, 5 + 1 = 6, and the vertical distance is the distance...