NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 5: Lines And Angles - Problems and Solutions

Question 74

Question. 74

74. Name the pairs of supplementary angles in the following figures:

Answer:

(i) ∠AOD, ∠AOC; ∠AOC, ∠BOC; ∠BOC, ∠BOD; ∠AOD, ∠BOD

(ii) ∠POS, ∠SOQ; ∠POR, ∠QOR

(iii) ∠1, ∠2; ∠3, ∠4; ∠5, ∠6

Detailed Answer with Explanation:

Supplementary angles add up to 180°. All listed pairs satisfy this condition.