NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 5: Lines And Angles - Multiple Choice Questions

Question 25

Question.  25

In Fig. 5.21, ∠AOC and ∠BOC form a pair of

(a)

(a) vertically opposite

(b)

(b) complementary

(c)

(c) alternate interior

(d)

(d) supplementary

Detailed Answer with Explanation:

They are adjacent and sum to 180°.