Question Assignment description
Use the figures beneath to
estimate the realm of the center-pivot irrigation (CPI) fields in 1991, 2000,
and 2004. CPI-irrigated fields seem as inexperienced circles on the satellite tv for pc photographs.
Every circle covers roughly zero.166 km2 (1/6 km2). For this Question Assignment, we’ll deal with the examine
space outlined in black in every of the three photographs.
a.
How
a lot land was irrigated within the black sq. in 1991? ________km2
b.
How
a lot land was irrigated within the black sq. in 2000? ________km2
c.
How
a lot land was irrigated within the black sq. in 2004? ________km2
