Question

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Answer 1

Answer:

(c) 60°

Step-by-step explanation:

Supplementary angle means the sum of the angles is 180°.

So, Supplement of 120° = 180° - 120°

= 60°

(c) 60°

This is the correct answer.

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Answer 2

let,

the second supplement angle be x

now,

$120 + x = 180 \\ x = 180 - 120 \\ x = 60$

hope it will help you!!!!!!!!