gays bantu dong jan dihapus jan di jawab kalau asal2 baca baik baik math kelas 9
revision ex 7 no 1
cara juga jan lupa
revision ex 7 no 1
cara juga jan lupa
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Verified answer
Penjelasan dengan langkah-langkah:
BC = tan 39 × 12 = 0.81 × 12 = 9,72 cm
BD = tan 59 × 12 = 1.66 × 12 = 20 cm
CD = BD - BC = 20 cm - 9.72 cm = 10.3 cm
Area of ACD = 1/2 × 12 × 10.3 cm = 61,8 cm^2