Jasmine375 Jasmine375

26-01-2018
Mathematics

contestada

The scale of a map is 2 cm : 21 km. Find the actual distance for 9 cm, 12.5 cm, 14 mm, 3.6 m, 4.5 cm, and 7.1 cm.

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malcolmfernandes10 malcolmfernandes10

05-03-2018

1 cm =10.5 km

9 cm= 9*10.5 = 90.45 km
12.5 cm = 12.5*10.5=131.25 km
14 mm=1.4 cm=1.4*10.5=14.7 km
3.6 m =360 cm= 36*105= 3780 km
4.5 cm = 4.5*10.5 =47.25 km
7.1 cm = 7.1*10.5= 74.55 km

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