Q. 94.7( 12 Votes )
Find the angle which is four times its complement.
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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