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Mathematics 8 Online
OpenStudy (anonymous):

please help see attached!

OpenStudy (anonymous):

OpenStudy (mertsj):

What is the measure of arc CDA?

OpenStudy (anonymous):

170?

OpenStudy (mertsj):

How many degrees in the entire circle?

OpenStudy (anonymous):

360

OpenStudy (mertsj):

What is 110 + 50 + 80?

OpenStudy (anonymous):

240

OpenStudy (mertsj):

Yes. My bad. That arc is 170

OpenStudy (anonymous):

lol said that haha

OpenStudy (mertsj):

And the inscribed angle is half its arc so what is angle B ?

OpenStudy (anonymous):

oh ok so 170/2 = 85

OpenStudy (mertsj):

yes

OpenStudy (anonymous):

|dw:1392495415186:dw|

OpenStudy (mertsj):

|dw:1392495725272:dw|

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