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Mathematics 18 Online
OpenStudy (anonymous):

M curve AB is 85 degrees. Find m angle BCA.

OpenStudy (anonymous):

ganeshie8 (ganeshie8):

angle along curve is same as the angle the curve makes at center

ganeshie8 (ganeshie8):

|dw:1372171482521:dw|

ganeshie8 (ganeshie8):

|dw:1372171547725:dw|

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