Question

chapter - 5 lines and angles Exercise 5.1 2.Find the complement of each of the following Angel's​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

(1)Complement of 20° = 90° – 20° = 70°

(2) Complement of 63° = 90° – 63° = 27 (3)complement of 57° = 90° – 57° = 33°

Step-by-step explanation:

(1) Angle1 + Angle2 =90°

20° + Angle 2 =90°

Angle 2=90° - 20°

Angle 2 =70°