tolong pr pleassseeeee

1.luas permukaan = 16 × 16 = 256
V.limas = 1/3×L.alas×tinggi
1/3×256×24=2047,99
2.V.limas = 1/3×L.alas×tinggi
196 = 1/3×s×s×12
196 = 4 ×s×s
s² = 196 ÷ 4 = 49
s² = √49 = 7