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Mathematics 21 Online
OpenStudy (anonymous):

Fan and Medal, help

OpenStudy (anonymous):

Directrix (directrix):

I can't get the diagram to upload. The central angle of a circle is the same as its intercepted arc. So, arc BD = 148. Then ...

Directrix (directrix):

Look at the attached diagram.

OpenStudy (anonymous):

subtract the 105 from the 148 ?

Directrix (directrix):

Arc BC + Arc CD = 148 105 + Arc CD = 148 So what does Arc CD have to be? >subtract the 105 from the 148 ? YES

Directrix (directrix):

And, the answer is ?

Directrix (directrix):

@izthewiz7 ^^

OpenStudy (anonymous):

43

Directrix (directrix):

That is what I got.

OpenStudy (anonymous):

is the answer to this question b?

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