tolong di jawab pakai cara ya, no 34 - 37

34.)
Volume = luas alas × tinggi
768 = 2n × 3n
768 = 6n^2
n^2 = 768/6
n = √ 128
n = 11,31

Luas alas = 2n = 2(11,31) = 22,62cm^2

35.)
Volume = luas alas × t
30.000 = 30 × t/2 × 50
t = 30.000×2/(30 × 50)
t = 60.000/1500
t = 40cm