Matematika

Pertanyaan

1. jp = 5 cm
js = 10 km
skala = ...
2. jp = 15 cm
skala = 1:200.000
js = ...
3. js = 11 km
skala = 1:5500
jp = ...
4. jp = 35 cm
skala = 1:250.000
js = ...
5. js = 45 km
skala = 1:3.000.000
jp = ...

1 Jawaban

  • 1.sk = jp : js = 5 cm : 10 km = 5 cm : 1000000 cm = 1 : 200.000                          2.js = jp : sk = 15 cm : 1/200.000 = 15 cm * 200.000 = 3000000 : 100000= 30 km 3.jp = js * sk = 11 km * 1/5500 = 1100000 * 1/5500 = 20 cm                                 4.js jp * sk 35 cm :1/250.000=35 cm * 250.000= 8750000 cm : 100000= 87,5 km  5.jp = js * sk = 45 km * 1/3.000.000 = 4500000 cm * 1/3.000.000 = 45/30 =1,5 cm

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