The area of a hexagonal pyramid can be calculated as follows ; 
Total Area = area of hexagonal base + area of lateral faces 
Lateral faces are - 6 triangular faces 
Area of lateral faces = 1/2 x perimeter x slant height 
Perimeter = sum of the sides of hexagon 
= 4 + 4 + 4 + 4 + 4 + 4 
= 24 
Slant height - 6 
Area of lateral faces = 1/2 x 6 x 24
= 72 
Area of base is area of the hexagon 
Area of hexagon can be calculated using the following equation ; 
Area = 3(√3)/2 side² 
= 41.57 
Total area = 41.57 + 72 
= 113.57