If m∠BCD = 60 and m∠DEC = 80, what is the measure of ∠DEF
geometry - eh? - Steve, Friday, June 15, 2012 at 10:55am
not having a diagram to refer to, it's impossible to say. Provide some description of the relative positions of B,C,D,E,F.
I can think of various arrangements that provide different answers.