Jawab:
Penjelasan dengan langkah-langkah:
trigonometri
__
sudut α = 30°
t raga = 100 cm= 1m
tinggi pesawat dari titik pandang = T
T = 20 km - t raga
T = 20 km - 1 m= 19,999 km
Jarak pandang = R
sin 30 = T/R
1/2 = T/R
R= 2T
R= 2 (19,999) km = 39,998 km
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Jawab:
Penjelasan dengan langkah-langkah:
trigonometri
__
sudut α = 30°
t raga = 100 cm= 1m
tinggi pesawat dari titik pandang = T
T = 20 km - t raga
T = 20 km - 1 m= 19,999 km
Jarak pandang = R
sin 30 = T/R
1/2 = T/R
R= 2T
R= 2 (19,999) km = 39,998 km