NCERT Class 7 Mathematics Solutions: Chapter 5 –Linear and Angles Exercise 5.1 Part 5

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Understanding linear pair

Understanding Linear Pair

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1. In the following figure, is adjacent to? Give reasons.

Give the Adjacent Angle


are not adjacent angles because their vertex is not common.

2. Find the value of the angles in each of the following:

Given Figure Indicate Angle

Angles, Y, Z, 25 Degree and 40 Degree Are Given


(i) Since are vertically opposite angles,

(Linear pair)

(Vertically opposite angles)


(ii) (Vertically opposite angles)

(Linear pair)


(Angles on a straight line)