polygon GMAT

a regular polygon inscribed in a circle.

内接于圆等边形。

In the Tianshuihai area, small pingos, unsorted circles, sand wedges and polygons, and other periglacial phenomena were identified.

在该地区发现大量小型冻胀丘、石环等冰缘现象存在。

A prismatoid having polygons with the same number of sides as bases, and faces that are parallelograms or trapezoids.

四个边相等平行四边形；不是直等边平行四边形。