Matematika

Pertanyaan

tlng d jawab
bsk mau d kmpl
pke jalanny y
tlng d jawab bsk mau d kmpl pke jalanny y

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1 Jawaban

  • a.
    BD² = AD x DC
    BD² = 16 x 4
    BD² = 64
    BD = √64
    BD = 8 cm

    b.
    AB² = AD x AC
    AB² = 16 x 20
    AB² = 320
    AB = √320
    AB = √(64 x 5)
    AB = 8√5 cm

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