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Mathematics 21 Online
OpenStudy (anonymous):

Find angle A if mDE is equal to 70 and mBC is equal to 12.

OpenStudy (anonymous):

OpenStudy (anonymous):

@peachpi

OpenStudy (anonymous):

outside angle = ½(big arc - small arc) mA = ½(mDE - mBC)

OpenStudy (anonymous):

is it 29?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

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