Pada Dena berskala 1:400, kebun pak Edi berukuran panjangnya 10cm lebar 6cm luas kebun pak Edi sebentar adalah...
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jwb
panjang kebun = 10 x 400 (skala denah kebun diperbesar 400x)
= 4.000
lebar = 6 x 400
= 2.400
luas = p x l
= 4.000 x 2.400
= 9.600.000
luas kebun pak edi = 9.600.000 cm^2