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.
A triangle is right triangle or right angled triangle, if any one of its three angles is equal to 90 degree. The side opposite to the 90 degree angle or right angle is known as the hypotenuse. The properties of right triangle are properties that define a right angled triangle.