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Mathematics 8 Online
OpenStudy (anonymous):

in the diagram, triangle ABC is inscribed in a circle and CD is tangent to the circle. If angle BCD is 40 degrees, how many degrees are there in angle A? A-20 B-30 C-40 D-50 E-60

OpenStudy (anonymous):

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OpenStudy (anonymous):

@koymoi please help?

OpenStudy (anonymous):

40

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