Problem 666: Intersecting Circles, Secant, Tangent, Concyclic points, Mind Map

Online Geometry Problems

The figure shows the intersecting circles O and O' at A and B and the secant CAD. CE and DE are tangent to circles O and O' at C and D, respectively. Prove that the points B,C,E,D are concyclic.


Intersecting circles, tangent, concyclic


Home | SearchGeometry | Problems | All Problems | Open Problems | Visual Index | 661-670 | Circles | Intersecting Circles | Cyclic Quadrilateral | Email | Post a comment or solution | By Antonio Gutierrez