in the figure, ∆ABC is isosceles, ∆ADC is equilateral, ∆AEC is isosceles, and the measures of <9, <1 and <3 are all equal. Find the measures of the nine numbered angles

in the figure ABC is isosceles ADC is equilateral AEC is isosceles and the measures of lt9 lt1 and lt3 are all equal Find the measures of the nine numbered angl class=