Inscribed Angle in a Circle Proof
Illustration of a circle with an inscribed angle that can be used to prove that “An inscribed angle is measured by one half of its intercepted arc.” In this case, one side of angle ABC passes through the center of the circle.
GalleriesGeometric Theorems and Proofs
C.A. Hart, Daniel D. Feldman Plane and Solid Geometry (New York, NY: American Book Company, 1911)