how much pcs, of 8.5×10.5 from a big square of 23×36 ?
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how much pcs, of 8.5×10.5 from a big square of 23×36 ?
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Answer:
Related to irrigation, you will often come across the expression hectare (ha), which is a surface area unit. By definition, 1 hectare equals 10 000 m2. For example, a field with a length of 100 m and a width of 100 m2 (see Fig. 4) has a surface area of 100 m x 100 m = 10 000 m2 = 1 ha.
Fig. 4. One hectare equals 10 000 m2