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Ex 5.1, 1 - Chapter 5 Class 7 Lines and Angles - Part 2

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Ex 5.1, 1 Find the complement of each of the following angles: (ii) We know that, If two angles are complementary, their sum is 90° So, Angle 1 + Angle 2 = 90° 63° + Angle 2 = 90° Angle 2 = 90° − 63° Angle 2 = 27° So, Complementary of 63° is 27°

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