Arc of Circle Small 320×305 Medium 640×610 Large 1024×975 Download Tiff Original 2520×2400 | (229.5 KB) Description An illustration of an arc of a circle. An arc is any part of the circumference of a circle. Keywords arc, arcs, circle, circles, Circumference Galleries Circles Source: Albert A. Hopkins Scientific America: Handy Book Of Facts And Formulas (New York: Munn & Co., Inc., 1918) 30
