The angle of a pentagon are x°,(x+20)°,(x+40)°,(x+60)° and (x+80)°. The smallest angle of the pentagon is
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Given angles of pentagon are x,x+20,x+40,x+60,x+80
We know that sum of all angles in a pentagon is 540
x+x+20+x+40+x+60=540
4x+120=540
4x=540-120
4x=420
x=420/4
x=150
We know that sum of all angles in a pentagon is 540
x+x+20+x+40+x+60=540
4x+120=540
4x=540-120
4x=420
x=420/4
x=150
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