#56: Bisector, Circumcenter, Isosceles

Lindell Test Yourself 56 Bisector Orthocenter Isosceles 383x400Isosceles triangle ABC has circumcenter Q. BD is the bisector of angle B. What is angle ADQ?

About the Author

Dave Lindell, PS

Dave Lindell, PS, retired after 36 1/2 years with the City of Los Angeles. He keeps surveying part time to stay busy and keep out of trouble. He can be reached at dllindell@msn.com.