Q. 94.7( 13 Votes )

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Answer :

72°

Let the angle = X

Complement of X = 90° – X

According to question,

⇒ X = 4(90° – X)

⇒ X = 360° - 4X

⇒ X + 4X = 360°

⇒ 5X = 360°

⇒ X = 72°

Therefore angle = 72°

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