| 两圆内外公切线方程的求法 |
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| 引用本文： | 张广平,马列梅.两圆内外公切线方程的求法[J].甘肃联合大学学报(自然科学版),2000(Z1). |
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| 作者姓名： | 张广平 马列梅 |
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| 作者单位： | 甘谷三中，甘谷康庄中学 甘肃 甘谷 741200，甘肃 甘谷 741200 |
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| 摘 要： | 讨论了圆的切线及两圆内外公切线的一般求法及步骤。
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| 关 键 词： | 圆 切线方程 方法 步骤 |
General Ways of Working out Co-tangents of Circles |
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| ZHANG Guang-ping,MA Lie-mei .Gangu NO. Middle School,Gansu Gangu ,.Kangzhuang Middle School,Gansu Gangu.General Ways of Working out Co-tangents of Circles[J].Journal of Gansu Lianhe University :Natural Sciences,2000(Z1). |
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| Authors: | ZHANG Guang-ping MA Lie-mei Gangu NO Middle School Gansu Gangu Kangzhuang Middle School Gansu Gangu |
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| Institution: | ZHANG Guang-ping,MA Lie-mei 1.Gangu NO.3 Middle School,Gansu Gangu 741200,2.Kangzhuang Middle School,Gansu Gangu 741200 |
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| Abstract: | The general ways and procedures of working out internal and external co-tangents of circles are discussed. |
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| Keywords: | circle tangent equation way procedure |
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