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Mathematics 7 Online
OpenStudy (anonymous):

In the diagram, point O is the center of the circle. If m∠ABC = 70°, what is m∠AOC?

OpenStudy (anonymous):

diagram?

OpenStudy (gorv):

BC =AC are tangent to circle

OpenStudy (gorv):

from same point so their length will be equal

OpenStudy (gorv):

|dw:1415988757128:dw|

OpenStudy (gorv):

|dw:1415988903976:dw|

OpenStudy (gorv):

|dw:1415988916533:dw|

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