Angle of Depression Small 320×185 Medium 640×370 Large 1024×593 Download Tiff Original 2400×1389 | (311.4 KB) Description Illustration showing an angle of depression from a horizontal line to a line of sight. Keywords angle, angles, Degree, degrees, Depression, line, lines, trigonometry Galleries Trigonometry: Angles Source: Claude Irwin Palmer Library of Practical Electricity: Practical Mathematics For Home Study (New York: McGraw-Hill Book Company, Inc., 1919) 429
