One angle is five times it's supplement.The angles are -
1. 15 degree,75 degree
2.30 degree,150 degree
3.36 degree,144 degree
4.160 degree,40 degree.
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let the angle be X .
Then, five times itself = 5(180-x)°
=> X° = 5( 180 - x )°
=> X° = 900 - 5x°
=> X° + 5x° = 900°
=> 6x° = 900°
=> X° = 900/6°
=> X = 150°
hence the required angle is 150° and 30°
Hence the option 2 is correct.
Then, five times itself = 5(180-x)°
=> X° = 5( 180 - x )°
=> X° = 900 - 5x°
=> X° + 5x° = 900°
=> 6x° = 900°
=> X° = 900/6°
=> X = 150°
hence the required angle is 150° and 30°
Hence the option 2 is correct.
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