Matematika

Pertanyaan

hitunglah bangun luas disamping
hitunglah bangun luas disamping

1 Jawaban

  • L1 = p × l
    = 35 cm × 24 cm
    = 840 cm²

    L2 = ½ × π × r²
    = ½ × 3,14 × 12 × 12
    = 226,08 cm²

    L3 = ½ × π × r²
    = ½ × 22/7 × 17,5 × 17,5
    = 481,25 cm²

    L bangun = ( L1 + L2) - L3
    = ( 840 + 226,08) - 481,25
    = 1066,08 - 481,25
    = 584,83 cm²