keliling dari
adalah...cm.
pakai cara yaa..
adalah...cm.
pakai cara yaa..
K = 36 + (14 - 9) + 10 + 9 + (36 - 18 - 10) + (14 - 9) + 18 + 9
K = 36 + 5 + 10 + 9 + 8 + 5 + 18 + 9
K = 41 + 19 + 13 + 27
K = 60 + 40
K = 100 cm
K = 36 + (14 - 9) + 10 + 9 + (36 - 18 - 10) + (14 - 9) + 18 + 9
K = 36 + 5 + 10 + 9 + 8 + 5 + 18 + 9
K = 41 + 19 + 13 + 27
K = 60 + 40
K = 100 cm