Circle With Radian Small 320×301 Medium 640×602 Large 1024×964 Download Tiff Original 2400×2259 | (193.5 KB) Description Illustration of Circle with radian shown. Keywords 1 radian, circle, circles Galleries Trigonometry: Circles Source: Claude Irwin Palmer Library of Practical Electricity: Practical Mathematics For Home Study (New York: McGraw-Hill Book Company, Inc., 1919) 178
