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Ex 5.1 Class 7 Maths Question 3. Identify which of the following pairs of angles are complementary and which are supplementary? (i) 65°, 115° (ii) 63°, 27° (iii) 112°, 68° (iv) 130°, 50° (v) 45°, 45° (vi) 80°, 10°

Ex 5.1 Class 7 Maths Question 3.
Identify which of the following pairs of angles are complementary and which are supplementary?
(i) 65°, 115°
(ii) 63°, 27°
(iii) 112°, 68°
(iv) 130°, 50°
(v) 45°, 45°
(vi) 80°, 10°

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
2 years ago
(i) 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 supplementary angles. (v) 45° (+) 45° = 90° They are complementary angles. (vi) 80° (+) 10° = 90° They are complementary angles.

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