Respuesta :

tramserran

Answer: complement = 48°, supplement = 138°

Step-by-step explanation:

complement means the sum of the angles = 90°

42° + x = 90°

-42°       -42°

          x = 48°

supplement means the sum of the angles = 180°

42° + x = 180°

-42°         -42°

          x = 138°


addisonmarisko

Answer:

48 and 138

Step-by-step explanation: