## A Treatise on Conic Sections: Containing an Account of Some of the Most Important Modern Algebraic and Geometric Methods |

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### Common terms and phrases

angle asymptotes Ax² axes axis base becomes called centre chord circle co-ordinates coefficients coincide common condition conic section constant corresponding curve describe determine difference distance draw drawn ellipse equal equation evidently example express extremities figure find the equation find the locus fixed line fixed point focus given given point Hence hyperbola imaginary infinite infinity intercept intersection length line joining locus manner meet meet the curve method normal obtain origin pair parabola parallel particular pass perpendicular point of contact polar pole position projection properties proved quantity radius ratio reciprocal rectangle regard relation represent right line roots satisfy second degree sides square substituting suppose tangent theorem tion touch transform triangle values vertex vertices write

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