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OpenStudy (anonymous):
In the diagram m∠3 = x + 30 and m∠4= 2x - 80. What is the measure of angle 3?
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OpenStudy (anonymous):
OpenStudy (anonymous):
50, 80,110,140
OpenStudy (raden):
m∠3 and m∠4 are the opposite angles so, they would be same. (m∠3 = m∠4) solve for x, first 2x - 80 = x + 30 after u get x, subtitute x to m∠3 = x + 30
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