Question

find the angle which is equal to its supplement.​

Answer 1

Answer:

90°

Step-by-step explanation:

Let X be the angle

X + X = 180°

2x = 180°

X= 90°

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Answer 2

$\huge\colorbox{orange}{Answer}$

Sum of supplementary angles = 180°

∴ x + x = 180°

2x = 180°

x = 180/2 = 90°