Floor

The floor area of ​​the room is 31 m2 and has a width of 4.3 m. How many centimeters of circumference measured floor on the map at the scale 1:75?

Correct result:

o =  30.7 cm

Solution:

o=2(a+b)⋅10075=2(a+Sa)⋅10075= o=(4.3+314.3)⋅20075=30.7 cm

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