Question

2. Which pairs of following angles become complementary or supplementary angles?
Sol
30°
60°
120°
(1)
(i)
(111​

Answer 1

120° is your answer mate !

Answer 2

Answer:

complementary angles are two angles that if we add them they should be 90° here complementary angles are 30 and 60 degrees

supplementary angles are pair of two angles that if you add them they should be 180° straight line here 60 and 120 add up to give 180°