ΔABC is equilateral. Point D lies on line BC such that C lies between B and D. Point E lies on side AC such that ED bisects angle ADC. Point F lies on side AB such that FE and BC are parallel. Point G lies on side BC such that GF=EF.
Prove that angle DAC equals twice angle GAC.
(In reply to
I must be dense... by Kenny M)
What is the measure of an inscribed angle with respect to its central angle?

Posted by Bractals
on 20061128 22:23:50 