If get this right I will reward with brainalist + 10 points this is important so please try your best when answering so I mean provide explanation, answer, opinion, etc

If get this right I will reward with brainalist 10 points this is important so please try your best when answering so I mean provide explanation answer opinion class=

Respuesta :

Answer:

complementary

Step-by-step explanation:

because both angles 3 and 1 adds up to 180 degrees.