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The angles of a quadrilateral are in the...

The angles of a quadrilateral are in the ratio `3:5:9: 13.` Find all the angles of the quadrilateral.

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Verified by Experts

"let the angles A,B,Cand D `=3x,5x,9x,13x`
from angle sum
sum of all angles`=360^@`
`3x+5x+9x+13x=360^@`
`x=12^@`
so angles are`36^@,60^@,108^@,156^@`"
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