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Answers (3)
5/7=m/56 Cross multiply 5*56 and 7*m= 280=7m Divide both sides by 7 280/7= 40 m= 40
That one person is wrong. Even the beginning is wrong. Number 1 answer is B.
m∠1 + m∠2 = 180° // definition of supplementary angles m∠3 + m∠4 = 180° // definition of supplementary angles m∠1 + m∠2 = m∠3 + m∠4 // transitive property of equality m∠1 = m∠3 // definition of congruent angles m∠1 + m∠2 = m∠1 +
