Matematika

Pertanyaan

tolong di jawab ya kak
tolong di jawab ya kak

1 Jawaban

  • Cari sisi belah ketupat:
    K = 4s
    52 = 4s
    s = 52/4
    s = 13 cm

    Cari diagonal 2 :
    1/2.d₂ = √s² - (d₁ : 2)²
    1/2.d₂ = √13² - (10 : 2)²
    1/2.d₂ = √169 - 5²
    1/2.d₂ = √169 - 25
    1/2.d₂ = √144
    d₂ = 12 × 2
    d₂ = 24 cm

    V = L.alas × t.prisma
    V = (d₁ × d₂/2) × 10
    V = (10 × 24/2) × 10
    V = 120 × 10
    V = 1.200 cm³ (C)

    Semoga membantu!! ✨