Right Triangle with leg 13 and hypotenuse 15 Small 169×320 Medium 338×640 Large 541×1024 Download TIFF Original 1268×2400 | (143.0 KB) Description Right triangle ABC with angles A, B, C labeled and leg of 13 with hypotenuse of 15. Keywords 13, 15, a, b, c, Right Triangle, triangles, trigonometry Galleries Trigonometry: Triangles Source: Claude Irwin Palmer Library of Practical Electricity: Practical Mathematics For Home Study (New York: McGraw-Hill Book Company, Inc., 1919) 407