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Ex 5.1, 1 (i) - Chapter 5 Class 7 Lines and Angles
Last updated at August 4, 2026 by Teachoo
Chapter 5 Class 7 Lines and Angles
Concept wise
- Lines
- Angles
-
Supplementary and complementary angles
- Adjacent Angles, Linear Pair of angles, Vertically Opposite angles
- Angles made by the transversal - Theory
- Angles made by the transversal - Questions
Transcript
Ex 5.1, 1 Find the complement of each of the following angles: (i) We know that, If two angles are complementary, their sum is 90° So, Angle 1 + Angle 2 = 90° 20° + Angle 2 = 90° Angle 2 = 90° − 20° Angle 2 = 70° So, Complementary of 20° is 70°
