apothem = side length / 2tan(180 / number of sides)
apothem = side length / 2tan (180 / 7)
apothem = 6 / (2tan(
25.7142857143))
apothem = 6 / 20.48157
apothem = 6.2296239384
Polygon area = (# of sides side length apothem) / 2
Polygon area = ( 7 6 6.2296239384) / 2
Polygon area = 130.8221027064