Matematika

Pertanyaan

Tolong Di Jawab Yh Pakai Cara
Tolong Di Jawab Yh Pakai Cara

2 Jawaban

  • a. V = phi x r x r x t
    = 3,14 x 22,5 x 22,5 x 15
    = 23.844,375 cm 3

    b. V = 1/2 x (Alas segitiga x Tinggi segitiga) x Tinggi prisma
    = 1/2 x (12 x 12) x 25
    = 1/2 x 144 x 25
    = 1/2 x 3600
    = 1800 cm 3
  • a. V = phi x r x r x t
    = 3,14 x 22,5 x 22,5 x 15
    = 23.844,375 cm 3

    b. V = 1/2 x (Alas segitiga x Tinggi segitiga) x Tinggi prisma
    = 1/2 x (12 x 12) x 25
    = 1/2 x 144 x 25
    = 1/2 x 3600
    = 1800 cm 3