Seudónimo Seudónimo 18-10-2016 Mathematics contestada Which equations are true? Choose all answers that are correct. A. m∠3 = m∠1 + m∠2 B. m∠3 = m∠1 – m∠2 C. m∠1 = m∠2 + m∠3 D. m∠1 = m∠2 – m∠3