Question

please answer fast please​

Answer 1

only 4 one is complementary angle..

1 , 2 and 3 are supplementary angles..

hope it's helpful to you...

Answer 2

Answer:

$i)60 + 120 = 180$

$30 + 90 = 120$

$35 + 45 = 180$

$12 + 78 = 90$

Only 4 is complyment