Quadrilateral Circumscribed About a Circle
Illustration of a quadrilateral circumscribed about a circle. This could also be described as a circle inscribed in a quadrilateral.
Keywordsgeometry, circle, circles, quadrilateral, quadrilaterals, polygon, inscribed, circumscribed, inscribe, circumscribe
C.A. Hart, Daniel D. Feldman Plane and Solid Geometry (New York, NY: American Book Company, 1911)