Respuesta :

Answer:

I think it is D.

Step-by-step explanation:

152-43=109

Answer:

C

Step-by-step explanation:

angle DEC=180-152=28

AB//DEF --> angle A=angle DEC = 28 (alternate angle)

angle B=angle D=43

angle DCE=180-43-28=109

angle ACB= angle DCE = 109 (vertical angle)

angle ACD=180-109 = 71

angle BCE-angle ACD = 71 (vertical angle)