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OpenStudy (anonymous):
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OpenStudy (anonymous):
?
OpenStudy (anonymous):
in triangle ABC, let D be the midpoint of BC. If angle ABC=30 degrees and angle ADB= 45 degrees, find angle ABC.
OpenStudy (tcy):
angle ABC=30 degrees, find angle ABC?
OpenStudy (anonymous):
I think all the angles in a triangle add up to 180 degrees, if that's any help. Could you produce a simple diagram - I can't figure out which angles you need to calculate.
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