Jawab:
sin α = √7/4
Penjelasan dengan langkah-langkah:
sin α = depan/miring
kita cari sisi depan
x =√12²-9²
x = √144-81
x = √63 = 3√7
sin α = 3√7/12 = √7/4
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Jawab:
sin α = √7/4
Penjelasan dengan langkah-langkah:
sin α = depan/miring
kita cari sisi depan
x =√12²-9²
x = √144-81
x = √63 = 3√7
sin α = 3√7/12 = √7/4