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perbandingan luas=3R.3R:12R.12R=9R²:144R²=1:16
Keliling sblm diperbesar = 4 x 3 = 12
keliling setelah diperbesar = 4 x 12 = 48
perbandingan = 12 : 48
= 1 : 4
Luas sebelum diperbesar = 3 x 3 = 9
Luas setelah diperbesar = 12 x 12 = 144
perbandingan = 9 : 144
= 1 : 16