Give a definition about area vector of a polygon on the plane and its formula, area formula of a polygon can be sought by it.

给出平面上多边形的面积矢量的定义及公式，并应用它求出多边形的面积公式。

youdao

In this paper, an area formula of polygon of inscribed or circumscribed ellipse is presented and the condition that the area reaches maximum value or minimum value is discussed.

提出了椭园内接或外切多边形面积公式，并讨论了其面积达到最大值与最小值的条件。

youdao

Based on the definition of the confidence interval, we obtained the combination confidence region of the Lognormal population and the area formula of the combination confidence region.

从置信区间本质意义出发，得到了对数正态总体参数的联合置信域以及置信域的面积公式。

youdao

You have found the right formula, I see, in at least one area.

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The Scottish government is cutting the amount it gives councils by an average of 2.6% but the exact amount varies as central government money is distributed to councils through a complicated formula which takes account of several different factors about the area's population.

BBC: D-day for Scottish council budgets