Tropical, mild and arctic

How many percents of the Earth's surface lies in the tropical, mild and arctic range? The border between the ranges is the parallel 23°27 'and 66°33'.


p1 =  8.259 %
p2 =  51.946 %
p3 =  39.795 %


Solution in text p1 =
Solution in text p1 = : Nr. 1
Solution in text p2 =
Solution in text p3 =

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