凹多邊形內角和的相關文章
Why the Polygon Interior Angle Sum Theorem does not apply for ...

Why the Polygon Interior Angle Sum Theorem does not apply for ...

瀏覽:709
日期:2025-05-04
If a polygon does have an angle that points in, it is called concave, and this theorem does not apply. In other words, all of the interior angles of the polygon must ......看更多