Matematika

Pertanyaan

Tolong ya no 1-5, pliss
Tolong ya no 1-5, pliss

1 Jawaban

  • 1. volume1 = 27.000
    s^3 = 27.000
    s = 30 cm

    volume2 = 13.824
    s^3 = 13.824
    s = 24 cm

    perbandingan= 30 : 24 = 5 : 4

    2. Volume= s^3 = 30^3 = 27.000 cm^3
    Volume total = 5 × 27.000 = 135.000 cm^3

    3. volume= p × l × t = 150 × 75 × 84 = 945.000 cm^3 = 945.000 ml = 945 liter
    berapa kali = 945/5 = 189 kali

    4. 2/3 volume= 1.728 liter
    volume = 2.592 liter = 2.592.000 ml = 2.592.000 cm^3
    volume = p × l × t
    2.592.000 = 4l x l × 3l
    2.592.000 = 12l^3
    l^3 = 216.000
    lebar = 60 cm

    panjang = 4 × lebar = 4 × 60 = 240 cm
    tinggi = 3 × lebar = 3 × 60 = 180 cm

    5. volume kubus = s^3 = 18^3 = 5.832 cm^3
    volume balok = 1/2 volume kubus = 2.916 cm^2
    volume balok = p × l × t
    2.916 = 27 × l × 12
    2.916 = 324l
    lebar = 9 cm