Equal Tangents to Circle Theorem Small 320×207 Medium 640×415 Large 1024×664 Download Tiff Original 2400×1556 | (218.3 KB) Description Illustration used to show that "If two tangents are drawn from any given point to a circle, those tangents are equal." Keywords circle, circles, equal, geometry, point of tangency, proof, proofs, prove, tangent, tangents, theorem, theorems Galleries Geometric Theorems and Proofs Source: C.A. Hart, Daniel D. Feldman Plane and Solid Geometry (New York, NY: American Book Company, 1911) Courtesy the private collection of Roy Winkelman