Hectares

The rectangular land has 3 cm and 4.5 cm dimensions on the plan with a scale of 1:40,000. Find the area of the land in hectares.

Correct answer:

S =  216 ha

Step-by-step explanation:

M=40000 a=3 cm m=3:100  m=0.03 m b=4.5 cm m=4.5:100  m=0.045 m  x=M a=40000 0.03=1200 m y=M b=40000 0.045=1800 m  S1=x y=1200 1800=2160000 m2 S=S1 ha=S1:10000  ha=2160000:10000  ha=216 ha=216 ha



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