In circle A, m∠AED = 48° and m∠DAE = 44°. Determine if AC is perpendicular to EF. Explain why or why not and show all work. I don't even know where to start and my book is no help, neither is anything online.

[URL=http://s790.photobucket.com/user/MoGoYo480/media/ctled_zpsef01125a.jpg.html][IMG]http://i790.photobucket.com/albums/yy186/MoGoYo480/ctled_zpsef01125a.jpg[/IMG][/URL]

Question

In circle A,  m∠AED = 48° and m∠DAE = 44°. Determine if  AC is perpendicular to EF. Explain why or why not and show all work.   I don't even know where to start and my book is no help, neither is anything online.

[URL=http://s790.photobucket.com/user/MoGoYo480/media/ctled_zpsef01125a.jpg.html][IMG]http://i790.photobucket.com/albums/yy186/MoGoYo480/ctled_zpsef01125a.jpg[/IMG][/URL]

anonymous · Answer

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anonymous · Answer

I can only see part of the image but I think I get how to explain this. thanks