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1 cm pada peta = 150.000 cm sesungguhnya (1,5km)
Jadi jarak pada peta 25/1,5 = 16,6 cm
2. 50 cm
25m = 2500
50 : 2500 = 1 : 50
3. 60m = 6000 cm
50 cm
50 : 6000 = 1 : 120
4. 1 : 250
1 cm pada peta = 250 cm sesungguhnya (2,5m)
lebar pada kolam 20m/2,5m = 8 cm