tolong dong bagian 2 no 31 sampai 33

31)√676 = 26
K = 4s = 4×26 = 104

32)36÷4 = 9 m
L = 9² = 9 x 9 = 81 m
81 m = 8100 cm
8100 ÷ 300 = 27

33)V = 15 x 20 x 30 = 9000cm = 90m
90 x 1/3 = 90 ÷ 3 x 1 = 30 x 1 = 30