Question

Which of the following statements are true? Select all that apply

A. <2 and <3 form a linear pair
B. <1 and <4 are supplementary angles
C. m<1 + m<2 + m<3 = 180
D. m< 3 + m<4 = m< +m <2
E. < 1 and < 4 are vertical angles

Answer 1

im thinking D. and E.