Respuesta :

Space

Answer:

140

Step-by-step explanation:

Since m∠2 is 40°, then the m∠1 is also 40°. With that, ∠1 and ∠5 are supplementary, so we have 180 - 40 = 140°

Answer:

140

Step-by-step explanation:

done it before and had teacher show me answer sheet