Keliling= 9+14+24=47, luas= 1/2 x alas x tinggi, 1/2 x 14 x 12, 7 x 12=84, L= a x t , 14 x 9 = 126cm, K = 14 + 9 + 24 = 47cm,
Keliling= 9+14+24=47, luas= 1/2 x alas x tinggi, 1/2 x 14 x 12, 7 x 12=84, L= a x t , 14 x 9 = 126cm, K = 14 + 9 + 24 = 47cm,