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= 8 cm : 120 cm
= 1 : 15
b) JS = JP x skala
= 20 cm x 15
= 300 cm
c) JP = JS : skala
= 480 cm : 15
= 32 cm
skala
s = 8 : 120
= 1 : 15
soal B
js = 20 : 1/15
= 20 x 15
= 300 cm
= 3 m
soal c
jp = 480 x 1/15
= 32 cm