関連ワード:
pi x 7 squared in terms of pi pi x 8 squared in terms of pi pi x 6 squared in terms of pi pi x 9 squared in terms of pi pi x 5 squared in terms of pi pi x 16 squared in terms of pi pi x 12 squared in terms of pi pi x 13 squared in terms of pi pi x 20 squared in terms of pi pi x 17 squared in terms of pi
