LAST QUESTION PLEASE HELPP!
GEOMERTY!
in the accompanying diagram of circle 0 chords AB and CD are parallel, and line BD is a diameter of the circle. If the measure of AD = 60 , what is the measure or angle CDB?

Question

LAST QUESTION PLEASE HELPP!
GEOMERTY!
in the accompanying diagram of circle 0 chords AB and CD are parallel, and line BD is a diameter of the circle. If the measure of AD = 60 , what is the measure or angle CDB?

96mertcank96 · Answer

|dw:1398225242942:dw|

96mertcank96 · Answer

@nikato all your buddy

nikato · Answer

|dw:1398225450672:dw|
so you're trying to find this angle

nikato · Answer

|dw:1398225496260:dw|
if its intercepted arc=60, what can you tell me about the measure of <ABD

96mertcank96 · Answer

i got that angle ( angle CDB) as 30 degrees is that correct?

96mertcank96 · Answer

the opposite side would be half less

nikato · Answer

correct.
and what can you tell me about <ABD and <CDB?

96mertcank96 · Answer

alternate interior angles?

96mertcank96 · Answer

ABD= 30 AS WELL!

nikato · Answer

YES! great job!

96mertcank96 · Answer

thanks soooooooooooooooooooooooooooo much for your help i really learned a lot from you more than my teacher
have a good night ( or day depends where you live)

nikato · Answer

no problem. and kinda good night. its 9 here but i dont usually sleep until 12 or 1

96mertcank96 · Answer

whoa where do you live?

nikato · Answer

california. you?

96mertcank96 · Answer

all the way on the other side NEW YORK
its coming towards 12 here

nikato · Answer

oh. you better go to sleep then. good night!