I need help in this sum.
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Let the angle be x.
It's supplementary =180-x
one third of it =1/3(180-x)
=180-x/3
Given
x+180-x/3=90
3x+180-x/3=90
2x+180=270
2x=90
x=45°
Hope it helps you
It's supplementary =180-x
one third of it =1/3(180-x)
=180-x/3
Given
x+180-x/3=90
3x+180-x/3=90
2x+180=270
2x=90
x=45°
Hope it helps you
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