0.000740740741
4500
2700 multiplied by 4, divided by 100 = 108.
75
385.7143
Sum of interior angles = (n-2)*180 = 2700 degrees so n-2 = 2700/180 = 15 so n = 17
90
4500
2700 multiplied by 4, divided by 100 = 108.
2700
300
75
540
2700/2 = 1350
2/3 x 2700 = 1800
2700 x 2 = 5400
30
385.7143