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Mathematics 15 Online
OpenStudy (anonymous):

BD is tangent to circle O at C, m(arc AEC) = 289, and m∠ACE = 94. Find m∠DCE.

OpenStudy (anonymous):

I think if you drew this out you'd understand the solution: |dw:1401149213942:dw| I'm assuming that E is in the center of the circle which I believe is valid.

OpenStudy (anonymous):

No O is the center of the circle

OpenStudy (anonymous):

|dw:1401149918164:dw|

OpenStudy (anonymous):

@cdosborn

OpenStudy (anonymous):

Do you have any way to check to see if an answer is right?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

give me a few more minutes

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

Are you sure this is the correct diagram?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

hrm I know every angle inside that triangle, I cannot seem to find a relationship that will help find that outer angle

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