Answers

2014-06-09T16:00:50+05:30
SUPPLEMENTARY ANGLE = 180
180-160 = 20
160/4 = 40
40*4 = 160
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2014-06-09T16:33:02+05:30
Let the angle = x
Complement = 90 - x
Supplement = 180 - x
ATQ     180 - x = 4(90 - x)
           180 - x = 360 - 4x
           3x = 180
           x = 60°
So. the angle = 60°
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