Matematika

Pertanyaan

Ayo Jawab Teman-Temanku
Ayo Jawab Teman-Temanku

2 Jawaban

  • Tembereng = L juring - L segi3
    =90/360 x pi x r x r - a x t /2
    =1/4 x 22/7 x 14 x 14 - 14 x 14 / 2
    =11x14 - 14x7
    =14(11-7)
    =14x4
    =56cm^2

    bismillah bner
  • Luas juring = 90˚/360˚ . 22/7. 14 . 14
    Luas juring = 1/4 . 616
    Luas Juring = 154 cm²

    luas segitiga = 1/2 . 14 . 14
    luas segitiga = 98 cm²

    L.tembereng = L.juring-L.segitiga
    L.tembereng = 154 - 98
    L.tembereng = 56 cm²