Matematika

Pertanyaan

nyatakan sudut berlaku dalam satuan derajat decimal 20derajat 40''20"

1 Jawaban

  • Bab Sudut
    Matematika SMP Kelas VII

    20° 40' 20" = ?

    20" = (20/60)' = (1/3)'
    40' + (1/3)' = (40 1/3)'
    (40 1/3)' = (121/3 x 1/60)° = (121/180)°

    20° + (121/180)° = (20 121/180)° = 20,672°

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