Class 7 Maths NCERT Solutions Chapter 5 – Lines and Angles comprises of the 2 Exercises
NCERT Solutions for Class 7 Maths Chapter 5 – Exercise 5.1
1. Find the complement of each of the following angles:
Note: When the sum of the measures of two angles is 90°, then the angles are called complementary angles.
Complement = 90o – 20o