1 x 16, 2 x 8, 4 x 4 = 16
2
1 ha = 100 by 100 meters 9 ha = 100 by 100 times 9 = 90 000 metres squared
they r about equale
0.20 = 1/5
1.2 metres
90 000 metres squared
One.
one hundred
27=46
0.6 meters translates to 60 centimeters.
Make lines
Virtually precisely ' 1 '.