the angles of a pentagon are x°, (x-10),(x+20) (2x-44°) and (2x-70°). Calculate x.
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we know that the sum of the angles of any polygon=540°
x°+(x-10)°+(x+20)+(2x-44)°+(2x-70)°=540°
=(7x-104)=540
=7x=540+104
=x=644/7
=x=92
x°+(x-10)°+(x+20)+(2x-44)°+(2x-70)°=540°
=(7x-104)=540
=7x=540+104
=x=644/7
=x=92
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