What does STAFFDEL mean? - Definition of STAFFDEL - STAFFDEL stands for congressional staff delegation. By AcronymsAndSlang.com: Image Source: Image HTML: HTML with link: Share this picture:
Every triangle has three sides and three angles, some of which may be the same. The sides of a triangle are given special names in the case of a right triangle, with the side opposite the right angle being termed the hypotenuse and the other two sides being known as the legs. All triangles are convex and bicentric.
1 The unequal side of an isosceles triangle is usually referred to as the 'base' of the triangle. 2  The base angles of an isosceles triangle are always equal. In the figure above, the angles â ABC and â ACB are always the same.  When the 3rd angle is a right angle, it is called a right isosceles triangle.