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汉语拼音：wài jiē yuán

1.通过多边形的各个顶点画一个圆，这个圆叫做多边形的外接圆。

1. 通过多边形的各个顶点画一个圆，这个圆叫做多边形的外接圆。

• this article has simply introduced a number of nature of regular polygon circumscribed circle by means of the Ptolemy's theorems.

  文章利用托勒密定理简洁地导出了正多边形外接圆的若干性质。

• equilateral triangle so the area is within the circumcircle 4 times the radius of inscribed circle! !

  所以等边三角形的外接圆的面积是内切圆半径的4倍！！

• So the circumcircle of an equilateral triangle inscribed circle area is 4 times the area! !

  所以等边三角形的外接圆的面积是内切圆面积的4倍！！

• The roundness of grit's projection was assessed by minimum circumcircle method.

  以最小外接圆法评定了金刚石颗粒投影的圆度。

• Circumcircle a diameter of one-tenth of flag high.

  外接圆直径为旗高十分之一。

• The Implementation of Minimum Circumscribed Circle Method for Evaluation of the Errors of the Circle Roundness by Using Computer

  最小外接圆法评定圆度误差的计算机实现方法

• Minimum Circumscribed Circle Method for Evaluation of the Errors of the Circle Roundness

  利用最小外接圆法评定圆度误差

• Circumcircle a diameter of three tenths flag high, ranking the left;

  外接圆直径为旗高十分之三，居左；

• in other words , each circle has two circumscribed circles

  换句话说，每个圆有两个外接圆。