Interesting Engineering on MSN1d
380-year-old Descartes circle problem finally solved with help from physics
Using advanced mathematical tools inspired by physics, the team has derived a general equation for any number of tangent ...
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The equation of the tangent to a circle - Higher
A tangent to a circle at point P is a straight line that touches the circle at P. The tangent is perpendicular to the radius which joins the centre of the circle to the point P. As the tangent is ...