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


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

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