preety is going on her bike at a speed of 24 km / hr.How much time will she take to cover 720 metres ?
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In a parallelogram the opposite angles are equal.
Therefore 5x - 8 = 2x + 82
5x - 2x = 82 + 8
3x = 90
x = 90 / 3
x = 30
5x - 8 = 5 ( 30 ) -8 = 150 - 8 = 142
2x + 82 = 2 ( 30 ) + 82
= 60 + 82 = 142
So All the angles of a parallelogram are 142 , 38 , 142 , 38
Hope it helps.
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