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Geometry 8 Online
OpenStudy (anonymous):

Geometry circles?

OpenStudy (anonymous):

OpenStudy (dan815):

a line has 180 degrees|dw:1401582268285:dw|

OpenStudy (dan815):

<boc = ?

OpenStudy (dan815):

you there bud?

OpenStudy (anonymous):

sorry I['m here

OpenStudy (anonymous):

Angle BOC is 70 degrees

OpenStudy (dan815):

ok right

OpenStudy (dan815):

now lets fill in what other angles we know

OpenStudy (dan815):

let me redraw it

OpenStudy (anonymous):

Alright

OpenStudy (anonymous):

Arc AD is 110 btw

OpenStudy (dan815):

|dw:1401583069575:dw|

OpenStudy (dan815):

can u see why 90 must go there, since its a tangent line

OpenStudy (dan815):

|dw:1401583215721:dw|

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