sukiyoshi10
02.02.2021 •
Mathematics
A passenger in an airplane at an altitude of 10 kilometers sees two towns directly to the east of the plane. The angles of depression to the towns are 27° and 57° (see figure). How far apart are the towns? (Round your answer to one decimal place.)
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Ответ:
3/4x = 32 × 1/4
3/4x = 8
4/3 × 3/4x = 8 × 4/3
x = 10 2/3