pqrs is a parallelogram one pair of it's adjacent angle are in the ratio 3:1 find all 4 angle of it
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sum of the angles is 360
parallel angles are equal
which means 3x+3x+1x+1x=360
8x=360
x=360/8
x= 45
4 angles are 3(x) =3(45)=135
135,135,45,45
parallel angles are equal
which means 3x+3x+1x+1x=360
8x=360
x=360/8
x= 45
4 angles are 3(x) =3(45)=135
135,135,45,45
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