Fundraising for a specific individual is not considered to be charitable fundraising, since the public at large does not benefit. Therefore, fundraising for a specified individual is not subject to the registration and filing requirements imposed on charitable organizations.
The Hike: Westcave Preserve is a small piece of land owned by the Lower Colorado River Authority. What it lacks in acreage it makes up in scenery. This little brother to nearby Hamilton Pool offers some of the same formations, and some unique ones, and does so with far fewer crowds.
The term concave is a term that defines the boundness of a curve or some geometric shape on a coordinate plane, now there is 2 types of concavity there is concave up or concave down, if its concave up it is bounded below and if it is concave down it is bounded above, howevere to answer your question no there is no such thing, however a trapezoid on ...