Base Surface Area = π×42 = 50.265482457437 inches2 Lateral Surface Area = π×4×√42 + 4.72440944881892 = 77.789838023204 inches2 Total Surface Area = 128.05532048064 inches2
Or in square centimeters:
Base Surface Area = π×10.162 = 324.2927866224 centimeters2 Lateral Surface Area = π×10.16×√10.162 + 122 = 501.8689189905 centimeters2 Total Surface Area = 826.1617056129 centimeters2