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Mathematics 21 Online
OpenStudy (anonymous):

5. If

OpenStudy (anonymous):

OpenStudy (anonymous):

What is option (C) saying about CF and AE?

OpenStudy (anonymous):

CF=AE

OpenStudy (anonymous):

Do you see any obviously false ones that you can eliminate right away?

OpenStudy (anonymous):

And remember, it says "must be true." There are a couple that could be true in some circumstances, but are not *necessarily* true.

OpenStudy (merchandize):

arc AB is congruent to arc DE.

OpenStudy (anonymous):

Is that what you think must be true?

OpenStudy (merchandize):

yea....

OpenStudy (anonymous):

That is correct, the arc is always equal to the central angle it subtends. Since the angles are equal, the arcs must be equal.

OpenStudy (merchandize):

yea..

OpenStudy (anonymous):

thnx!(:

OpenStudy (anonymous):

lol 2 years ago wit

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