Tolong jawaban dan caranya kalo bisa semua jawaban tercerdas janji cepat cepat siapa yg bisa please

30. prisma = 1/2×a×t×t
= 1/2×24×16×5
= 12×16×5
= 960 (bangun I)
balok = p×l×t
= 24×16×10
= 3.840 (bangun II)
bangun I + bangun II
= 960 + 3.840 = 4.800 (B)

31. kubus = r×r×r
= 15×15×15
= 3.375
= 3/5 × 3.375
= 2.025 (C)

32. -4,-2 (D)

33. i dan ii (A)

34. (C)

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