Question

Q.1) Identify which of the following pairs of angles are complementary and which are supplementary: (show working) a) 35°, 55° b) 1080, 72° c) 45°, 45° d) 125°, 55°
with work
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Answer 1

65° + 115° = 180°

They are supplementary angles.

ii): 63° + 27° = 90°

They are complementary angles.

iii): 112° + 68° = 180°

They are supplementary angles.

iv): 130° + 50° = 180°

They are supplementry angles.

v): 45° + 45° = 90°

They are complementary angles.

vi): 80° + 10° = 90°

They are complementary angles.