aris35
18.04.2020 •
Mathematics
After takeoff, a plane flies in a straight line for a distance of 4000 feet in order to
gain an altitude of 800 feet. Find the angle of elevation from the ground to the
plane.
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Ответ:
12
Ответ:
1 pound= 4$/5=0 8 $
( 10, 8) is on the graphed line cause 10 pounds costs 10*0,8 $= 8 $