Matematika

Pertanyaan

help me!!!
28 & 29 pakai cara
help me!!! 28 & 29 pakai cara

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2 Jawaban

  • 28) V prisma=La.t

    15x20/2x30
    150x30
    4500 cm³ (D)

    29) V tabung=πr²t

    22/7x14x14x10
    6160 cm³ (C)

  • 28
    Volume = Lalas x tinggi
    = 1/2 x 20 x 15 x 30
    = 10 x 15 x 30
    = 4500

    29
    Volume = Lalas x tinggi
    = 22/7 x 14 x 14 x 10
    = 22 x 2 x 14 x 10
    = 6160

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