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let the angles be 4x,5x,6x,7x,5x
4x+5x+6x+7x+5x=540(total interior angles of Pentagon)
27x=540
×=540/27
×=20
4x=80
5x=100
6x=120
7x=140
5x=100
4x+5x+6x+7x+5x=540(total interior angles of Pentagon)
27x=540
×=540/27
×=20
4x=80
5x=100
6x=120
7x=140
5x=100
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