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Mathematics 9 Online
OpenStudy (anonymous):

hey guys! (: Please help me?

OpenStudy (anonymous):

Directrix (directrix):

Look at the attachment to see how to compute the angle measure.

Directrix (directrix):

m<CDE = (1/2)* (outer arc - inner arc)

Directrix (directrix):

The degree measure of a circle is 360. So, the outer arc is 360 - 112 = 248 m<CDE = (1/2) * (248 - 112) = (1/2) * 136 = ? @izthewiz7 Check my arithmetic, please.

OpenStudy (anonymous):

thank you so much, youre awesome

Directrix (directrix):

And, the answer is ?

OpenStudy (anonymous):

68

Directrix (directrix):

That is what I got.

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