Which expression represents the total surface area, in square centimeters, of the square pyramid? A square pyramid. The square base has side lengths of 8. 2 centimeters. The triangular sides have a height of 10. 3 centimeters. (8. 2) (8. 2) 4 (one-half (8. 2) (10. 3)) (8. 2) (8. 2) 4 (one-half (8. 2) (11. 1)) (8. 2) (10. 3) 2 (one-half (10. 3) (10. 3)) 2 (one-half (8. 2) (10. 3)) (8. 2) (10. 3) 2 (one-half (10. 3) (11. 1)) 2 (one-half (8. 2) (11. 1)).