Tolong berikan caranya soal no. 4? soal trigonometri luas segitiga
Jawaban Terkonfirmasi
Db/sin45 = 2/sin30
db/(√2/2) = 2/(1/2)
db/(√2/2) = 4
db = √2/2 × 4 = 2√2
2√2/sinc = 4/sin60
2√2/sinc = 4/(√3/2)
sinc = 2√2 × √3/2 / 4
= 2√6 / 4 = (2/4)√6 = (1/2)√6