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

Question 109

Question. 109

109. In Fig. 5.62, state which pair of lines are parallel. Give reason.

Answer:

m ∥ n

Detailed Answer with Explanation:

Since corresponding angles (60° and 120°) are supplementary, lines m and n are parallel.