Transversal t cuts parallel lines a and b as shown in the diagram. Which equation is necessarily true?

A. m∠1 = m∠2

B. m∠4 = m∠6

C. m∠1 + m∠5 = 90°

D. m∠3 + m∠5 = 180°

E. m∠7 = m∠8 ​

Transversal t cuts parallel lines a and b as shown in the diagram Which equation is necessarily true A m1 m2B m4 m6C m1 m5 90D m3 m5 180E m7 m8 class=