Jawabanmu

2014-01-08T22:00:23+07:00
1 hektar = 10.000 m persegi
1 are = 100 m persegi   75 are = 7500 m persegi

luas kolam = luas tanah - kebun wortel - jeruk
10.000 - 7500 - 2500 = 0
ga ada sisa buat kolam gurame dong ==""