Minerals, organic matter, water and air.
the answer is agriculture
Answer:
hot-air balloons
Explanation:
More recently, aerial photographs have often been taken from fixed-wing aircraft and today can even be taken from unmanned aerial vehicles (also knowns as drones).
The circumference is the length of the outer line of the circle. The formula is
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C = 2πr
C = 2 x 3.14 x 1.5
C = 9.43 km