in a parallelogram defg,d=(5x-20°) and f=(3x+10°).find the value of x
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Answered by
3
5x-30=3x+10
2x=40
x=20
......tnx
2x=40
x=20
......tnx
Answered by
11
5x - 20° + 3x + 10° = 180° ( sum of opp. sides of a parallelogram = 180 °
2x - 10° = 180 °
2x = 170°
x = 85 °
2x - 10° = 180 °
2x = 170°
x = 85 °
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