Question

Tolong di jawab , pake caranya y. besok di kumpulin

Answer 1

Nomer 53 gk ada jawabannya coba besok didiskusikan sama teman kelas, smoga membantuuu

Answer 2

52.
K = 4 x sisi
K = 4 x 19
K = 76

53.
L = ½ x (a + b) x t
L = ½ x (20 + 38) x 12
L = ½ x 58 x 12
L = 348

54.
K = 2 x (p+l)
K = 2 x (60+48)
K = 2 x 108
K = 216

216 : 12 = 18