//CH-1 PAGE-44  PB-4

//
//


sc=100
hect=10000
area=0.45*hect

cm1=(area)/5
cm=sqrt(cm1)

printf("\n 1cm= %0.3f ",cm)
RF=1/(cm)
printf("\n RF= %0.3f ",RF)


maxl=400

los=(RF*maxl)

printf("\n length of scale is %0.3f CENTIMETERS',los)