The concept of the hologram can be most easily understood by using an example cited by Bentov in which he asks the reader to visualize a bowl full of water into which three pebbles are dropped.
Right triangle (Wikipedia)A right triangle or right-angled triangle, sometimes called an orthogonal triangle or rectangular triangle, is a triangle in which two sides are perpendicular forming a right angle (1⁄4 turn or 90 degrees).